Pyrimidines

The nomenclature of pyrimidines is straightforward. However, like other heterocyclics, tautomeric hydroxyl groups yield complications since they exist primarily in the cyclic amide form. 554-01-8, formula is C5H7N3O, Name is 4-Amino-5-methylpyrimidin-2(1H)-one. For example, 2-hydroxypyrimidine is more properly named 2-pyrimidone. A partial list of trivial names of various pyrimidines exists. Recommanded Product: 4-Amino-5-methylpyrimidin-2(1H)-one.

Lejart, Audrey;Zentout, Siham;Chapuis, Catherine;D′Augustin, Ostiane;Smith, Rebecca;Salbert, Gilles;Huet, Sebastien research published 《 The N-terminal domain of TET1 promotes the formation of dense chromatin regions refractory to transcription》, the research content is summarized as follows. TET (ten-eleven translocation) enzymes initiate active cytosine demethylation via the oxidation of 5-methylcytosine. TET1 is composed of a C-terminal domain, which bears the catalytic activity of the enzyme, and a N-terminal region that is less well characterized except for the CXXC domain responsible for the targeting to CpG islands. While cytosine demethylation induced by TET1 promotes transcription, this protein also interacts with chromatin-regulating factors that rather silence this process, the coordination between these two opposite functions of TET1 being unclear. In the present work, we uncover a new function of the N-terminal part of the TET1 protein in the regulation of the chromatin architecture. This domain of the protein promotes the establishment of a compact chromatin architecture displaying reduced exchange rate of core histones and partial dissociation of the histone linker. This chromatin reorganization process, which does not rely on the CXXC domain, is associated with a global shutdown of transcription and an increase in heterochromatin-associated histone epigenetic marks. Based on these findings, we propose that the dense chromatin organization generated by the N-terminal domain of TET1 could contribute to restraining the transcription enhancement induced by the DNA demethylation activity of this enzyme.

Recommanded Product: 4-Amino-5-methylpyrimidin-2(1H)-one, 5-Methylcytosine is a methylated form of the nucleobase cytosine occurring predominantly in cytosine-phosphate-guanine (CpG) islands that are produced by DNA methyltransferases and may regulate gene expression. Like cytosine, the DNA sequence containing 5-methylcytosine (5-mC) is able to be replicated without error and 5-mC can pair with guanine in double stranded DNA. However, DNA sequences containing a high local concentration of 5-mC may be less transcriptionally active than areas with higher ratios of unmodified cytosine.
5-Methylcytosine belongs to the class of organic compounds known as hydroxypyrimidines. These are organic compounds containing a hydroxyl group attached to a pyrimidine ring. Pyrimidine is a 6-membered ring consisting of four carbon atoms and two nitrogen centers at the 1- and 3- ring positions. 5-Methylcytosine exists as a solid, slightly soluble (in water), and a very weakly acidic compound (based on its pKa). Within the cell, 5-methylcytosine is primarily located in the cytoplasm. 5-Methylcytosine can be biosynthesized from cytosine. Outside of the human body, 5-methylcytosine can be found in tea. This makes 5-methylcytosine a potential biomarker for the consumption of this food product.
5-methylcytosine is a pyrimidine that is a derivative of cytosine, having a methyl group at the 5-position. It has a role as a human metabolite. It is a member of pyrimidines and a methylcytosine. It derives from a cytosine.
5-Methylcytosine is a nucleic acid that is found in the DNA and RNA of the cell. It is an important component of methylation, which is the process by which a methyl group is added to a molecule. This process can lead to cellular transformation, a process that can cause cancer. 5-Methylcytosine has also been shown as a molecular pathogenesis factor in infectious diseases such as HIV and herpes simplex virus type 1. The presence of 5-methylcytosine in nuclear DNA has been detected by analytical techniques such as gas chromatography/mass spectrometry (GC/MS). There are many analytical methods, including GC/MS, that can be used to detect 5-methylcytosine in cellular nuclei., 554-01-8.

Referemce:
Pyrimidine | C4H4N2 – PubChem,
Pyrimidine – Wikipedia

Pyrimidine is a nitrogenous base similar to benzene (a six-membered ring) and includes cytosine, thymine, and uracil as bases used for DNA or RNA. 109-12-6, formula is C4H5N3, Name is Pyrimidin-2-amine. Pyrimidine also found in many synthetic compounds such as barbiturates and the HIV drug, zidovudine. Quality Control of 109-12-6.

Lee, Jung Wuk;Park, Jiwon;Kim, Jina;Kim, Jihyung;Choi, Changyu;Min, Kyung Hoon research published 《 Discovery of potent colony-stimulating factor 1 receptor inhibitors by replacement of hinge-binder moieties》, the research content is summarized as follows. Tumor-associated macrophages (TAMs) are predominantly associated with tumor growth. Colony-stimulating factor 1 receptor (CSF1R) acts as a key regulator of TAM survival and differentiation and is a mol. target for cancer therapies. Herein, novel CSF1R inhibitors were identified through a replacement strategy for the hinge-binding moiety. The introduction of imidazo[1,2-a]pyridine I or pyrazolo[1,5-a]pyridine II as hinge binders led to 87% and 82% inhibition at 10 nM for CSF1R in the enzymic assay, with IC₅₀ values of 25 nM and 27 nM in MNFS60 cells, resp. These derivatives significantly inhibited CSF1R phosphorylation in cells. Author approach could be utilized as a strategy to discover novel kinase inhibitors.

109-12-6, 2-Aminopyrimidine is a useful research compound. Its molecular formula is C4H5N3 and its molecular weight is 95.1 g/mol. The purity is usually 95%.
2-Aminopyrimidine is an organic compound that belongs to the group of pyridines. It has been shown to have antimicrobial, antitumor, and antiviral properties. 2-Aminopyrimidine has been used as a fungicide and herbicide in horticulture and agriculture, respectively. The molecular geometry of this molecule is octahedral with coordination geometry C2v. This chemical binds to the BCR-ABL kinase receptor and inhibits its activity by competitive inhibition of ATP binding. 2-Aminopyrimidine has been shown to have a hematologic response in vivo models and in vitro assays. It also has anti-inflammatory effects when it is taken orally or applied topically., Quality Control of 109-12-6

Referemce:
Pyrimidine | C4H4N2 – PubChem,
Pyrimidine – Wikipedia

The nomenclature of pyrimidines is straightforward. However, like other heterocyclics, tautomeric hydroxyl groups yield complications since they exist primarily in the cyclic amide form. 1722-12-9, formula is C4H3ClN2, Name is 2-Chloropyrimidine. For example, 2-hydroxypyrimidine is more properly named 2-pyrimidone. A partial list of trivial names of various pyrimidines exists. Electric Literature of 1722-12-9.

Lee, Jae Chul;Hong, Kwon Ho;Becker, Andreas;Tash, Joseph S.;Schonbrunn, Ernst;Georg, Gunda I. research published 《 Tetrahydroindazole inhibitors of CDK2/cyclin complexes》, the research content is summarized as follows. Over 50 tetrahydroindazoles I [R = 2-pyridyl, thiazol-2-yl, pyrimidin-4-yl, etc.] were synthesized after I [R = 2-pyridyl] was identified as a hit compound in a high throughput screen for inhibition of CDK2 in complex with cyclin A. The activity of the most promising analogs was evaluated by inhibition of CDK2 enzyme complexes with various cyclins. Analogs I [R = thiazol-2-yl, pyrimidin-4-yl] showed 3-fold better binding affinity for CDK2 and 2- to 10-fold improved inhibitory activity against CDK2/cyclin A1, E, and O compared to screening hit 3. The data from the enzyme and binding assays indicate that the binding of the analogs to a CDK2/cyclin complex is favored over binding to free CDK2. Computational anal. was used to predict a potential binding site at the CDK2/cyclin E1 interface.

1722-12-9, 2-Chloropyrimidine is a monochlorinated pyrimidine with plant growth regulating activity. Chloropyrimidine is a useful reagent in the preparation of antivirals and other biologically active compounds.
2-Chloropyrimidine undergoes cobalt-catalyzed cross-coupling reaction with aryl halides.
2-Chloropyrimidine is a molecule that can be synthesized by the oxidation of pyrimidine with hydrogen peroxide and hydrochloric acid. The reaction proceeds through an electrochemical process in which the oxidation catalyst is a platinum electrode. This reaction is catalyzed by the nucleophilic attack of malonic acid on the chloropyrimidine at the methylene group. This efficient method for making 2-chloropyrimidine has been applied to synthesize aryl halides, including phenyl chloropyrimidine and pyridyl chloropyrimidine, from their corresponding chloride and bromide precursors. The fluorescence properties of 2-chloropyrimidine have been studied in coordination chemistry, where it forms complexes with metal ions such as Mn2+. In this study, it was found that adsorption mechanisms are dependent on molecular size, charge density, kinetic energy, and adsorbent surface area., Electric Literature of 1722-12-9

Referemce:
Pyrimidine | C4H4N2 – PubChem,
Pyrimidine – Wikipedia

The systematic study of pyrimidines began in 1884 with Pinner, who synthesized derivatives by condensing ethyl acetoacetate with amidines. Pinner first proposed the name “pyrimidin” in 1885. 65-86-1, formula is C5H4N2O4, Name is 2,6-Dioxo-1,2,3,6-tetrahydropyrimidine-4-carboxylic acid. The parent compound was first prepared by Gabriel and Colman in 1900, by conversion of barbituric acid to 2,4,6-trichloropyrimidine followed by reduction using zinc dust in hot water. Formula: C5H4N2O4.

Lanza, Ilaria;Lolli, Veronica;Segato, Severino;Caligiani, Augusta;Contiero, Barbara;Lotto, Alessandro;Galaverna, Gianni;Magrin, Luisa;Cozzi, Giulio research published 《 Use of GC-MS and ¹H NMR low-level data fusion as an advanced and comprehensive metabolomic approach to discriminate milk from dairy chains based on different types of forage》, the research content is summarized as follows. As forage may affect the environmental sustainability of a given dairy chain, this study evaluated the discriminant capacity of fatty acids (FAs) and NMR metabolomic profiles of milk from three dairy chains, where forage components of cows diets were: maize silage (MS), grass-legume and maize silage (GMS), grass and lucerne hay (HAY). Canonical discriminant anal. (CDA) based on FAs and NMR metabolites highlighted a reliable discriminative performance for HAY samples that were correctly recognized, especially on the basis of C18:3n-3 and C17:0. The GMS samples were pos. correlated with choline, C14:0 and C17:1 cis-9, while the MS ones were represented mainly by C16:1 cis-9. An overlap between MS and GMS samples was observed, even if a low-level fused CDA modeling improved their correct assignment. The footprint of maize silage on the milk metabolomic profile seemed not to be affected if partially replaced by a mix of legume and grass silages.

65-86-1, Orotic acid anhydrous is a hydrogen bonding interaction that can be found in biological systems. It plays a role in the physiological effects of orotic acid, which is a metabolite of uridine and an intermediate in the synthesis of pyrimidine nucleotides. Orotic acid has antimicrobial properties and has been shown to inhibit enzyme activities involved in energy metabolism, such as polymerase chain reaction (PCR) and adenosine triphosphate (ATP) synthase. Orotic acid also inhibits the growth of bacteria, fungi, and parasites. Orotic acid anhydrous is used for treating myocardial infarcts or brain functions. The untreated group was given no treatment at all.
Orotic acid, also known as orotate or orotsaeure, belongs to the class of organic compounds known as pyrimidinecarboxylic acids. These are pyrimidines with a structure containing a carboxyl group attached to the pyrimidine ring. Orotic acid exists as a solid, slightly soluble (in water), and a moderately acidic compound (based on its pKa). Orotic acid has been found in human liver and pancreas tissues, and has also been primarily detected in saliva, feces, urine, and blood. Within the cell, orotic acid is primarily located in the cytoplasm and mitochondria. Orotic acid exists in all eukaryotes, ranging from yeast to humans. Orotic acid participates in a number of enzymatic reactions. In particular, Orotic acid can be biosynthesized from L-dihydroorotic acid and quinone; which is mediated by the enzyme dihydroorotate dehydrogenase (quinone), mitochondrial. In addition, Orotic acid and phosphoribosyl pyrophosphate can be converted into orotidylic acid through its interaction with the enzyme uridine monophosphate synthetase isoform a. In humans, orotic acid is involved in the pyrimidine metabolism pathway. Orotic acid is also involved in several metabolic disorders, some of which include the mngie (mitochondrial neurogastrointestinal encephalopathy) pathway, dihydropyrimidinase deficiency, UMP synthase deficiency (orotic aciduria), and Beta ureidopropionase deficiency. Outside of the human body, orotic acid can be found in a number of food items such as green vegetables, alaska blueberry, chickpea, and colorado pinyon. This makes orotic acid a potential biomarker for the consumption of these food products. Orotic acid is a potentially toxic compound. Orotic acid has been found to be associated with several diseases known as phosphoenolpyruvate carboxykinase deficiency 1, cytosolic and hyperornithinemia-hyperammonemia-homocitrullinuria; orotic acid has also been linked to several inborn metabolic disorders including n-acetylglutamate synthetase deficiency, lysinuric protein intolerance, and ornithine transcarbamylase deficiency.
Orotic acid appears as white crystals or crystalline powder.
Orotic acid is a pyrimidinemonocarboxylic acid that is uracil bearing a carboxy substituent at position C-6. It has a role as a metabolite, an Escherichia coli metabolite and a mouse metabolite. It derives from a uracil. It is a conjugate acid of an orotate., Formula: C5H4N2O4

Referemce:
Pyrimidine | C4H4N2 – PubChem,
Pyrimidine – Wikipedia

The nomenclature of pyrimidines is straightforward. However, like other heterocyclics, tautomeric hydroxyl groups yield complications since they exist primarily in the cyclic amide form. 65-86-1, formula is C5H4N2O4, Name is 2,6-Dioxo-1,2,3,6-tetrahydropyrimidine-4-carboxylic acid. For example, 2-hydroxypyrimidine is more properly named 2-pyrimidone. A partial list of trivial names of various pyrimidines exists. Application In Synthesis of 65-86-1.

Langa, S.;Peiroten, A.;Gaya, P.;Escudero, C.;Rodriguez-Minguez, E.;Landete, J. M.;Arques, J. L. research published 《 Development of multi-strain probiotic cheese: Nisin production in food and gut》, the research content is summarized as follows. Three strains with technol. and probiotic properties (Lactococcus lactis INIA 650, Lacticaseibacillus paracasei INIA P272 and Bifidobacterium breve INIA P734) were used in different combinations as adjunct cultures for the manufacture of pasteurized ewe’s milk. The three strains showed good viability during cheese manufacture and ripening. Moreover, they all were able to survive after the addition of the cheese samples to an in vitro colonic model. The nisin-producing strain L. lactis INIA 650 was able to produce the antimicrobial peptide nisin not only during cheese manufacture and ripening, but also in the colonic model. None of the strains combinations added to the cheese as adjunct cultures had a neg. influence in their physicochem. or sensory characteristics when compared to control cheese. This work shows the suitability of cheese as vehicle for a multi-strain combination with potential dual effect in food and gut.

Application In Synthesis of 65-86-1, Orotic acid anhydrous is a hydrogen bonding interaction that can be found in biological systems. It plays a role in the physiological effects of orotic acid, which is a metabolite of uridine and an intermediate in the synthesis of pyrimidine nucleotides. Orotic acid has antimicrobial properties and has been shown to inhibit enzyme activities involved in energy metabolism, such as polymerase chain reaction (PCR) and adenosine triphosphate (ATP) synthase. Orotic acid also inhibits the growth of bacteria, fungi, and parasites. Orotic acid anhydrous is used for treating myocardial infarcts or brain functions. The untreated group was given no treatment at all.
Orotic acid, also known as orotate or orotsaeure, belongs to the class of organic compounds known as pyrimidinecarboxylic acids. These are pyrimidines with a structure containing a carboxyl group attached to the pyrimidine ring. Orotic acid exists as a solid, slightly soluble (in water), and a moderately acidic compound (based on its pKa). Orotic acid has been found in human liver and pancreas tissues, and has also been primarily detected in saliva, feces, urine, and blood. Within the cell, orotic acid is primarily located in the cytoplasm and mitochondria. Orotic acid exists in all eukaryotes, ranging from yeast to humans. Orotic acid participates in a number of enzymatic reactions. In particular, Orotic acid can be biosynthesized from L-dihydroorotic acid and quinone; which is mediated by the enzyme dihydroorotate dehydrogenase (quinone), mitochondrial. In addition, Orotic acid and phosphoribosyl pyrophosphate can be converted into orotidylic acid through its interaction with the enzyme uridine monophosphate synthetase isoform a. In humans, orotic acid is involved in the pyrimidine metabolism pathway. Orotic acid is also involved in several metabolic disorders, some of which include the mngie (mitochondrial neurogastrointestinal encephalopathy) pathway, dihydropyrimidinase deficiency, UMP synthase deficiency (orotic aciduria), and Beta ureidopropionase deficiency. Outside of the human body, orotic acid can be found in a number of food items such as green vegetables, alaska blueberry, chickpea, and colorado pinyon. This makes orotic acid a potential biomarker for the consumption of these food products. Orotic acid is a potentially toxic compound. Orotic acid has been found to be associated with several diseases known as phosphoenolpyruvate carboxykinase deficiency 1, cytosolic and hyperornithinemia-hyperammonemia-homocitrullinuria; orotic acid has also been linked to several inborn metabolic disorders including n-acetylglutamate synthetase deficiency, lysinuric protein intolerance, and ornithine transcarbamylase deficiency.
Orotic acid appears as white crystals or crystalline powder.
Orotic acid is a pyrimidinemonocarboxylic acid that is uracil bearing a carboxy substituent at position C-6. It has a role as a metabolite, an Escherichia coli metabolite and a mouse metabolite. It derives from a uracil. It is a conjugate acid of an orotate., 65-86-1.

Referemce:
Pyrimidine | C4H4N2 – PubChem,
Pyrimidine – Wikipedia

The nomenclature of pyrimidines is straightforward. However, like other heterocyclics, tautomeric hydroxyl groups yield complications since they exist primarily in the cyclic amide form. 1722-12-9, formula is C4H3ClN2, Name is 2-Chloropyrimidine. For example, 2-hydroxypyrimidine is more properly named 2-pyrimidone. A partial list of trivial names of various pyrimidines exists. Name: 2-Chloropyrimidine.

Lan, Jianyong;Li, Shaoyun;Lin, Kejun;Zhou, Peng;Chen, Weili;Gao, Liqian;Zhu, Tingshun research published 《 The eco-friendly electrosynthesis of trifluoromethylated spirocyclic indolines and their anticancer activity》, the research content is summarized as follows. A method for the electrochem. diastereoselective oxytrifluoromethylation of indoles was developed for the eco-friendly synthesis of CF₃-containing spirocyclic indolines. The cascade reaction comprised anodic oxidation to obtain CF₃ radicals, the addition of radicals to indoles, and intramol. spirocyclization. The reaction system without external chem. oxidants could easily be scaled up. Antiproliferation assays of these CF₃-substituted spirocyclic indolines exhibited their promising activities and selectivities toward several types of cancer cells, including Huh-7, A549, and cisplatin-resistant cancer cells (A549/DDP).

1722-12-9, 2-Chloropyrimidine is a monochlorinated pyrimidine with plant growth regulating activity. Chloropyrimidine is a useful reagent in the preparation of antivirals and other biologically active compounds.
2-Chloropyrimidine undergoes cobalt-catalyzed cross-coupling reaction with aryl halides.
2-Chloropyrimidine is a molecule that can be synthesized by the oxidation of pyrimidine with hydrogen peroxide and hydrochloric acid. The reaction proceeds through an electrochemical process in which the oxidation catalyst is a platinum electrode. This reaction is catalyzed by the nucleophilic attack of malonic acid on the chloropyrimidine at the methylene group. This efficient method for making 2-chloropyrimidine has been applied to synthesize aryl halides, including phenyl chloropyrimidine and pyridyl chloropyrimidine, from their corresponding chloride and bromide precursors. The fluorescence properties of 2-chloropyrimidine have been studied in coordination chemistry, where it forms complexes with metal ions such as Mn2+. In this study, it was found that adsorption mechanisms are dependent on molecular size, charge density, kinetic energy, and adsorbent surface area., Name: 2-Chloropyrimidine

Referemce:
Pyrimidine | C4H4N2 – PubChem,
Pyrimidine – Wikipedia

Pyrimidine is a nitrogenous base similar to benzene (a six-membered ring) and includes cytosine, thymine, and uracil as bases used for DNA or RNA. 4595-59-9, formula is C4H3BrN2, Name is 5-Bromopyrimidine. Pyrimidine also found in many synthetic compounds such as barbiturates and the HIV drug, zidovudine. Related Products of 4595-59-9.

Lai, Samson;Takaesu, Noah;Lin, Wen Xuan;Perrin, David M. research published 《 Suzuki coupling of aroyl-MIDA boronate esters – A preliminary report on scope and limitations》, the research content is summarized as follows. The production of benzophenones by C-C cross coupling between a benzoyl-MIDA boronate ester and a multitude of aryl bromide substrates in adequate yields following optimization under ambient conditions outside of a glove box were reported. Under these standard conditions, none of several acyl-MIDA boronate esters (in an alkyl series) served as a competent coupling partner. The substrate scope was also limited by the finding that the corresponding trifluoroborates of both acyl- and aroyltrifluroborates were not suitable substrates. For reasons of availability and synthetic difficulty in procuring other aroyl-MIDA boronates, this preliminary study examined the reactivity of benzoyl-MIDA boronate with several aryl bromide substrates.

4595-59-9, 5-Bromopyrimidine is a reactive intermediate that is used in the synthesis of 4-methoxyphenylboronic acid. 5-Bromopyrimidine has been shown to be nucleophilic, reacting with β-amino acids under basic conditions to form the corresponding 2-bromo amide. It also undergoes cross-coupling reactions with halides and can be used as a building block for other organic compounds. 5-Bromopyrimidine has optical properties that are characteristic of aromatic molecules, including strong absorption bands in the ultraviolet region and visible light region.
5-Bromopyrimidine undergoes direct metallation with lithuium diisopropylamide to yield 4-lithio-5-bromopyrimidine., Related Products of 4595-59-9

Referemce:
Pyrimidine | C4H4N2 – PubChem,
Pyrimidine – Wikipedia

The pyrimidine ring system has wide occurrence in nature as substituted and ring fused compounds and derivatives, including the nucleotides cytosine, thymine and uracil, thiamine (vitamin B1) and alloxan. 554-01-8, formula is C5H7N3O, Name is 4-Amino-5-methylpyrimidin-2(1H)-one. It is also found in many synthetic compounds such as barbiturates and the HIV drug, zidovudine. SDS of cas: 554-01-8.

Kyriakopoulos, Charalampos;Nordstroem, Karl;Kramer, Paula Linh;Gottfreund, Judith Yumiko;Salhab, Abdulrahman;Arand, Julia;Mueller, Fabian;von Meyenn, Ferdinand;Ficz, Gabriella;Reik, Wolf;Wolf, Verena;Walter, Joern;Giehr, Pascal research published 《 A comprehensive approach for genome-wide efficiency profiling of DNA modifying enzymes》, the research content is summarized as follows. A precise understanding of DNA methylation dynamics is of great importance for a variety of biol. processes including cellular reprogramming and differentiation. To date, complex integration of multiple and distinct genome-wide datasets is required to realize this task. We present GwEEP (genome-wide epigenetic efficiency profiling) a versatile approach to infer dynamic efficiencies of DNA modifying enzymes. GwEEP relies on genome-wide hairpin datasets, which are translated by a hidden Markov model into quant. enzyme efficiencies with reported confidence around the estimates GwEEP predicts de novo and maintenance methylation efficiencies of Dnmts and furthermore the hydroxylation efficiency of Tets. Its design also allows capturing further oxidation processes given available data. We show that GwEEP predicts accurately the epigenetic changes of ESCs following a Serum-to-2i shift and applied to Tet TKO cells confirms the hypothesized mutual interference between Dnmts and Tets.

SDS of cas: 554-01-8, 5-Methylcytosine is a methylated form of the nucleobase cytosine occurring predominantly in cytosine-phosphate-guanine (CpG) islands that are produced by DNA methyltransferases and may regulate gene expression. Like cytosine, the DNA sequence containing 5-methylcytosine (5-mC) is able to be replicated without error and 5-mC can pair with guanine in double stranded DNA. However, DNA sequences containing a high local concentration of 5-mC may be less transcriptionally active than areas with higher ratios of unmodified cytosine.
5-Methylcytosine belongs to the class of organic compounds known as hydroxypyrimidines. These are organic compounds containing a hydroxyl group attached to a pyrimidine ring. Pyrimidine is a 6-membered ring consisting of four carbon atoms and two nitrogen centers at the 1- and 3- ring positions. 5-Methylcytosine exists as a solid, slightly soluble (in water), and a very weakly acidic compound (based on its pKa). Within the cell, 5-methylcytosine is primarily located in the cytoplasm. 5-Methylcytosine can be biosynthesized from cytosine. Outside of the human body, 5-methylcytosine can be found in tea. This makes 5-methylcytosine a potential biomarker for the consumption of this food product.
5-methylcytosine is a pyrimidine that is a derivative of cytosine, having a methyl group at the 5-position. It has a role as a human metabolite. It is a member of pyrimidines and a methylcytosine. It derives from a cytosine.
5-Methylcytosine is a nucleic acid that is found in the DNA and RNA of the cell. It is an important component of methylation, which is the process by which a methyl group is added to a molecule. This process can lead to cellular transformation, a process that can cause cancer. 5-Methylcytosine has also been shown as a molecular pathogenesis factor in infectious diseases such as HIV and herpes simplex virus type 1. The presence of 5-methylcytosine in nuclear DNA has been detected by analytical techniques such as gas chromatography/mass spectrometry (GC/MS). There are many analytical methods, including GC/MS, that can be used to detect 5-methylcytosine in cellular nuclei., 554-01-8.

Referemce:
Pyrimidine | C4H4N2 – PubChem,
Pyrimidine – Wikipedia

Pyrimidine is an aromatic heterocyclic organic compound similar to pyridine. 4595-59-9, formula is C4H3BrN2, Name is 5-Bromopyrimidine. In nucleic acids, three types of nucleobases are pyrimidine derivatives: cytosine (C), thymine (T), and uracil (U). COA of Formula: C4H3BrN2.

Kwak, Minjoon;Bok, Jinsol;Lee, Byoung-Hoon;Kim, Jongchan;Seo, Youngran;Kim, Sumin;Choi, Hyunwoo;Ko, Wonjae;Hooch Antink, Wytse;Lee, Chan Woo;Yim, Guk Hee;Seung, Hyojin;Park, Chansul;Lee, Kug-Seung;Kim, Dae-Hyeong;Hyeon, Taeghwan;Yoo, Dongwon research published 《 Ni single atoms on carbon nitride for visible-light-promoted full heterogeneous dual catalysis》, the research content is summarized as follows. Visible-light-driven organic transformations are of great interest in synthesizing valuable fine chems. under mild conditions. The merger of heterogeneous photocatalysts and transition metal catalysts has recently drawn much attention due to its versatility for organic transformations. However, these semi-heterogenous systems suffered several drawbacks, such as transition metal agglomeration on the heterogeneous surface, hindering further applications. Here, we introduce heterogeneous single Ni atoms supported on carbon nitride (NiSAC/CN) for visible-light-driven C-N functionalization with a broad substrate scope. Compared to a semi-heterogeneous system, high activity and stability were observed due to metal-support interactions. Furthermore, through systematic exptl. mechanistic studies, we demonstrate that the stabilized single Ni atoms on CN effectively change their redox states, leading to a complete photoredox cycle for C-N coupling.

COA of Formula: C4H3BrN2, 5-Bromopyrimidine is a reactive intermediate that is used in the synthesis of 4-methoxyphenylboronic acid. 5-Bromopyrimidine has been shown to be nucleophilic, reacting with β-amino acids under basic conditions to form the corresponding 2-bromo amide. It also undergoes cross-coupling reactions with halides and can be used as a building block for other organic compounds. 5-Bromopyrimidine has optical properties that are characteristic of aromatic molecules, including strong absorption bands in the ultraviolet region and visible light region.
5-Bromopyrimidine undergoes direct metallation with lithuium diisopropylamide to yield 4-lithio-5-bromopyrimidine., 4595-59-9.

Referemce:
Pyrimidine | C4H4N2 – PubChem,
Pyrimidine – Wikipedia

The nomenclature of pyrimidines is straightforward. However, like other heterocyclics, tautomeric hydroxyl groups yield complications since they exist primarily in the cyclic amide form. 2927-71-1, formula is C4HCl2FN2, Name is 2,4-Dichloro-5-fluoropyrimidine. For example, 2-hydroxypyrimidine is more properly named 2-pyrimidone. A partial list of trivial names of various pyrimidines exists. Recommanded Product: 2,4-Dichloro-5-fluoropyrimidine.

Kunikawa, Shigeki;Tanaka, Akira;Mukoyoshi, Koichiro;Nagashima, Shinya;Tominaga, Hiroaki;Chida, Noboru;Tasaki, Mamoru;Shirai, Fumiyuki research published 《 Optimization of 2,4-diamino-5-fluoropyrimidine derivatives as protein kinase C theta inhibitors with mitigated time-dependent drug-drug interactions and P-gp liability》, the research content is summarized as follows. Protein kinase C theta (PKCθ) plays a critical role in T cell signaling and has therapeutic potential for T cell-mediated diseases such as transplant rejection and rheumatoid arthritis. Here, a series of 2,4-diamino-5-fluoropyrimidine derivatives were prepared and evaluated for their inhibition of PKCθ. Of these compounds, 14f was found to exhibit potent PKCθ inhibitory activity and significantly weak CYP3A4 time-dependent inhibition (TDI) and P-glycoprotein (P-gp) liability.

2927-71-1, 2,4-Dichloro-5-fluoropyrimidine is a useful research compound. Its molecular formula is C4HCl2FN2 and its molecular weight is 166.97 g/mol. The purity is usually 95%.
2,4-Dichloro-5-fluoropyrimidine is an aromatic hydrocarbon that has been shown to inhibit the growth of mouse tumor cells in vitro. It also inhibits the production of amines by reacting with industrial chemicals and sodium carbonate. This compound has potent inhibitory activity against autoimmune diseases and cytotoxic potency on mcf-7 cells. Furthermore, 2,4-Dichloro-5-fluoropyrimidine has been shown to have a chlorinating effect on cancer cells., Recommanded Product: 2,4-Dichloro-5-fluoropyrimidine

Referemce:
Pyrimidine | C4H4N2 – PubChem,
Pyrimidine – Wikipedia