Category: 148-51-6

Most of the natural products isolated at present are heterocyclic compounds, so heterocyclic compounds occupy an important position in the research of organic chemistry. A compound: 148-51-6, is researched, SMILESS is OC1=C(C)C(CO)=CN=C1C.[H]Cl, Molecular C8H12ClNO2Journal, Article, Research Support, U.S. Gov’t, P.H.S., Journal of Biological Chemistry called Resonance Raman spectroscopy of pyridoxal Schiff bases, Author is Benecky, Michael J.; Copeland, Robert A.; Hays, Thomas R.; Lobenstine, Eric W.; Rava, Richard P.; Pascal, Robert A. Jr.; Spiro, Thomas G., the main research direction is amino acid adduct pyridoxal phosphate Raman; amine adduct pyridoxal phosphate Raman; pyridoxal Schiff base Raman spectra.Application In Synthesis of 5-(hydroxymethyl)-2,4-dimethylpyridin-3-ol hydrochloride.

Resonance Raman (RR) spectra are reported for amino acid and amine adducts of pyridoxal 5′-phosphate (PLP) and 5′-deoxypyridoxal (5′-dPL) in aqueous solution For the valine adducts, a detailed study was carried out on solutions at pH and pD 5, 9, and 13, values at which the pyridine and imine protons are successively ionized, and on the adducts formed from [15N]valine, α-deuterovaline, and N-methyl-PLP. Good quality spectra were obtained, despite the strong fluorescence of pyridoxal Schiff bases, by adding KI as a quencher, and by exciting the mols. on the blue side of their absorption bands: 406.7 nm (cw K+ laser) for the pH 5 and 9 species (λmax = 409 and 414 nm), and 354.7 nm (pulsed YAG laser, 3rd harmonic) for the pH 13 species (λmax = 360 nm). A prominent band at 1646 cm-1 was assigned to the imine C:N stretch via its 13 cm-1 15N shift. A 12 cm-1 downshift of the band in D2O confirmed that the Schiff base linkage is protonated at pH 9. Deprotonation at pH 13 shifted νC:N from 1646 to 1629 cm-1, values typical of conjugated Schiff bases. The strongest band in the spectrum, at 1338 cm-1, shifted to 1347 cm-1 upon pyridine protonation at pH 5, and was assigned to a ring mode with a large component of phenolate C-O stretch. A shoulder on its low-frequency side was assigned to the C4-C4′ stretch. Large enhancements of these modes could be understood qual. in terms of the dominant resonance structures contributing to the ground and resonant excited states. A number of weaker bands were observed, and assigned to pyridine ring modes. These modes gained significantly in intensity, and the exocyclic modes diminished, when the spectra were excited at 266 nm (YAG laser, 4th harmonic) in resonance with ring-localized electronic transitions.

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Pyrimidine | C4H4N2 – PubChem,
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The reaction of an aromatic heterocycle with a proton is called a protonation. One of articles about this theory is 《Preparation of o-dialkylbenzene》. Authors are Ogawa, Masaya; Tanaka, Giichi.The article about the compound:5-(hydroxymethyl)-2,4-dimethylpyridin-3-ol hydrochloridecas:148-51-6,SMILESS:OC1=C(C)C(CO)=CN=C1C.[H]Cl).Synthetic Route of C8H12ClNO2. Through the article, more information about this compound (cas:148-51-6) is conveyed.

1-Butyl-1-cyclohexene (45 g.) was oxidized 2 h. below 45° with 275 g. 80% HCO2H and with 50 g. 30% H2O2, the mixture neutralized and extracted with EtOAc, and the extract distilled to give 26 g. 1-butyl-l,2-cyclohexanediol (I), b2 115-18°. I (10 g.) in 50 cc. EtOH refluxed 30 min. with 0.5 cc. H2SO4, and the mixture distilled gave 4 g. 2-butylcyclohexanone (II), b7 76-8°. II was also prepared (51%) starting with 2-chlorocyclohexanone. II (0.5 mol) and 1 mol RMgX mixed at 0°, refluxed 5-7 h. at 30-5°, and distilled gave the following 1-alkyl-2-butylcyclohexanol (III) (alkyl, b.p./mm., d20, nD20, and % yield given): Bu, 115-17°/3.5, 0.8989, 1.4679, 43.2; octyl, 155-7°/4, 0.8850, 1.4683, 40; dodecyl, 184-5°/1, -, -, 37.4 (m. 46.5-7.5°). III heated 5 h. on oil bath with iodine and the product washed with 1% aqueous Na2S2O3 and distilled gave the following 1-alkyl-2-butyl-l-cyclohexenes (IV) (alkyl, b.p./mm., d20, nD20, and % yield given): Bu, 82-5°/3, 0.8410, 1.4635, 68.5; octyl, 148-51°/6, 0.8407, 1.4654, 85; dodecyl, 161-5°/1, 0.8407, 1.4654, 82.1. The IV were dehydrogenated over Pd-C at 220-80° to give the following 1-alkyl-2-butylbenzene (alkyl, b.p., d20, nD20, and % yield given): Bu, 256-7°, 0.8553, 1.4826, 57; octyl, 305-7°, 0.8570, 1.4827, 69; dodecyl, 358-9°, 0.8579, 1.4820, 46.

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Formula: C8H12ClNO2. The protonation of heteroatoms in aromatic heterocycles can be divided into two categories: lone pairs of electrons are in the aromatic ring conjugated system; and lone pairs of electrons do not participate. Compound: 5-(hydroxymethyl)-2,4-dimethylpyridin-3-ol hydrochloride, is researched, Molecular C8H12ClNO2, CAS is 148-51-6, about Quantitative determination of the biological antivitamin B6 effect of pyridoxol antagonists. Author is Koerner, Wilhelm F.; Nowak, Herbert.

Rats were fed a vitamin B6-free diet for 20 days; however, during the last 10 days the diets were supplemented with 30 γ pyridoxol-HCl. During the next 5 days, the animals were loaded with daily oral doses of 200 mg. L-tryptophan/kg., and during days 26-30 of the experiment 4′-deoxypyridoxol-HCl (0.1-100 mg./kg.) was given i.p. 4′-Deoxypyridoxol-HCl had an antivitamin B6 activity (measured by xanthinuric acid excretion) beginning at the 0.3 mg./kg. dose. The antivitamin B6 activity of pyramin-HCl (10-100 mg./kg.) was 60% that of 4′-deoxypyridoxol-HCl.

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Pyrimidine | C4H4N2 – PubChem,
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Most of the compounds have physiologically active properties, and their biological properties are often attributed to the heteroatoms contained in their molecules, and most of these heteroatoms also appear in cyclic structures. A Journal, Khimiko-Farmatsevticheskii Zhurnal called Amino derivatives of pyridoxine and its analogs, Author is Yakovleva, N. L.; Balyakina, M. V.; Gunar, V. I., which mentions a compound: 148-51-6, SMILESS is OC1=C(C)C(CO)=CN=C1C.[H]Cl, Molecular C8H12ClNO2, Related Products of 148-51-6.

Treatment of pyridines I (R = OH, R1 = Me, R2 = CH2OH (II); RR1 = OCMe2CH2O, R2 = CH2OH; R = OH, R1 = CH2OH, R2 = Me) with OP(NMe2)3 gave III (R = OH, R1 = Me, R2 = CH2NMe2 (IV); R = OH, R1 = CH2OH, R2 = CH2NMe2; R = OH, R1 = CH2 NMe2, R2 = Me). Heating II with SOCl2 gave I (R = OH, R1 = Me, R2 = CH2Cl), which was transformed to IV by reaction with Me2NH. Reaction of I (R3 = Cl) with HNMe2 gave I (R3 = NMe2).

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Application of 148-51-6. So far, in addition to halogen atoms, other non-metallic atoms can become part of the aromatic heterocycle, and the target ring system is still aromatic. Compound: 5-(hydroxymethyl)-2,4-dimethylpyridin-3-ol hydrochloride, is researched, Molecular C8H12ClNO2, CAS is 148-51-6, about Anticoccidal agents. IV. Modification at the 5-position of 4-deoxypyridoxol and α4-norpyridoxol.

In an attempt to relate structure to anticoccidial activity, a number of 5-modified analogs of 4-deoxypyridoxol (I) and α4-norpyridoxol (II) have been synthesized and their biol. activities examined The compounds prepared include the 5-(3-hydroxypropyl), 5-(2-hydroxyethyl), 5-(1-hydroxyethyl), formyl and acetyl analogs of I, and 5-(3-hydroxypropyl), formyl, ethoxycarbonyl, carbamoyl and hydroxyl analogs of II. Among these compounds, 4-deoxyisopyridoxal (III) and α4-norisopyridoxal (IV) exhibited anticoccidil activity.

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Pyrimidine | C4H4N2 – PubChem,
Pyrimidine – Wikipedia

So far, in addition to halogen atoms, other non-metallic atoms can become part of the aromatic heterocycle, and the target ring system is still aromatic.Singh, R. P.; Korytnyk, W. researched the compound: 5-(hydroxymethyl)-2,4-dimethylpyridin-3-ol hydrochloride( cas:148-51-6 ).Application In Synthesis of 5-(hydroxymethyl)-2,4-dimethylpyridin-3-ol hydrochloride.They published the article 《Pyridoxine chemistry. VII. Some modifications in the 4-position of pyridoxol》 about this compound( cas:148-51-6 ) in Journal of Medicinal Chemistry. Keywords: ANTIMETABOLITES; CHEMISTRY, PHARMACEUTICAL; EXPERIMENTAL LAB STUDY; PHARMACOLOGY; PYRIDINES; PYRIDOXINE; SACCHAROMYCES. We’ll tell you more about this compound (cas:148-51-6).

cf. preceding abstract Derivatives of I were prepared by treatment of 2,2,8-trimethyl-4H-m-dioxino[4,5-c]pyridine-5-methanol benzoate with HCl. I (R = OH) refluxed with SOCl2 and the residue treated with EtOH produced I (R = Cl). The catalytic (C) hydrogenation of I (R = Cl) afforded I (R = H). I (R = H) refluxed in KOH gave 4-deoxypyridoxine (II). I (R = Cl) stirred with Na2S2O5 produced I (R = SO3H). KCNS refluxed with I (R = Cl) gave I (R = SCN). Similarly, I (R = Cl) stirred with NaHS gave I (R = SH). I (R = H) was as active and I (R = SO3H) one-half as active as II in depressing lymphocyte count in rats fed a pyridoxine deficient diet, while the other reported derivatives were inactive. None of the other compounds inhibited the growth of Saccharomyces carlsbergensis. Cf. Schmidt, and Giesselmann, CA 58, 1429d.

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Pyrimidine – Wikipedia

So far, in addition to halogen atoms, other non-metallic atoms can become part of the aromatic heterocycle, and the target ring system is still aromatic.Gupta, S. R.; Prasanna, H. R.; Viswanathan, L.; Venkitasubramanian, T. A. researched the compound: 5-(hydroxymethyl)-2,4-dimethylpyridin-3-ol hydrochloride( cas:148-51-6 ).Formula: C8H12ClNO2.They published the article 《Synthesis of aflatoxins by the non-growing mycelia of Aspergillus parasiticus and the effect of inhibitors》 about this compound( cas:148-51-6 ) in Journal of General Microbiology. Keywords: aflatoxin formation metabolic inhibitor; Aspergillus aflatoxin formation. We’ll tell you more about this compound (cas:148-51-6).

Aflatoxins were synthesized by nongrowing mycelia of A. parasiticus, the amount and type (B or G) being dependent on the buffer used in the suspension medium. Incorporation of acetate-14C into aflatoxin was decreased by compounds that inhibit ATP production or interfere with the utilization of certain amino acids. In contrast, the specific activities of aflatoxins were increased by compounds that diverted acetate from metabolic pathways other than those leading to aflatoxin formation.

Here is just a brief introduction to this compound(148-51-6)Formula: C8H12ClNO2, more information about the compound(5-(hydroxymethyl)-2,4-dimethylpyridin-3-ol hydrochloride) is in the article, you can click the link below.

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Pyrimidine | C4H4N2 – PubChem,
Pyrimidine – Wikipedia

Most of the compounds have physiologically active properties, and their biological properties are often attributed to the heteroatoms contained in their molecules, and most of these heteroatoms also appear in cyclic structures. A Journal, Journal of Economic Entomology called Compounds affecting fertility in adult houseflies, Author is LaBrecque, G. C.; Gouck, H. K., which mentions a compound: 148-51-6, SMILESS is OC1=C(C)C(CO)=CN=C1C.[H]Cl, Molecular C8H12ClNO2, HPLC of Formula: 148-51-6.

Of 1100 compounds that were tested, 20 caused sterility in adult Musca domestica when given in the food. P,P-Bis(1-aziridinyl)-N-(p-methoxyphenyl)phosphinic amide, 5-fluoroorotic acid, and 1,4-piperazinediylbis[bis(1-aziridinyl)phosphinic oxide] induced sterility without apparent toxic effect over the broadest range of concentrations, from 5% to 0.1% or 0.25%.

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Pyrimidine | C4H4N2 – PubChem,
Pyrimidine – Wikipedia

The three-dimensional configuration of the ester heterocycle is basically the same as that of the carbocycle. Compound: 5-(hydroxymethyl)-2,4-dimethylpyridin-3-ol hydrochloride(SMILESS: OC1=C(C)C(CO)=CN=C1C.[H]Cl,cas:148-51-6) is researched.Name: 2-Bromo-3-methoxypropanoic acid. The article 《Untargeted Metabolomics Identifies Enterobiome Metabolites and Putative Uremic Toxins as Substrates of Organic Anion Transporter 1 (Oat1)》 in relation to this compound, is published in Journal of Proteome Research. Let’s take a look at the latest research on this compound (cas:148-51-6).

Untargeted metabolomics on the plasma and urine from wild-type and organic anion transporter-1 (Oat1/Slc22a6) knockout mice identified a number of physiol. important metabolites, including several not previously linked to Oat1-mediated transport. Several, such as indoxyl sulfate, derive from Phase II metabolism of enteric gut precursors and accumulate in chronic kidney disease (CKD). Other compounds included vitamins (pantothenic acid, 4-pyridoxic acid), urate, and metabolites in the tryptophan and nucleoside pathways. Three metabolites, indoxyl sulfate, kynurenine, and xanthurenic acid, were elevated in the plasma and interacted strongly and directly with Oat1 in vitro with IC50 of 18, 12, and 50 μM, resp. A pharmacophore model based on several identified Oat1 substrates was used to screen the NCI database and candidate compounds interacting with Oat1 were validated in an in vitro assay. Together, the data suggest a complex, previously unidentified remote communication between the gut microbiome, Phase II metabolism in the liver, and elimination via Oats of the kidney, as well as indicating the importance of Oat1 in the handling of endogenous toxins associated with renal failure and uremia. The possibility that some of the compounds identified may be part of a larger remote sensing and signaling pathway is also discussed.

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Pyrimidine | C4H4N2 – PubChem,
Pyrimidine – Wikipedia

The three-dimensional configuration of the ester heterocycle is basically the same as that of the carbocycle. Compound: 5-(hydroxymethyl)-2,4-dimethylpyridin-3-ol hydrochloride(SMILESS: OC1=C(C)C(CO)=CN=C1C.[H]Cl,cas:148-51-6) is researched.Electric Literature of C5H6O2. The article 《Vitamin B6 antagonists alter the function and ultrastructure of mice endothelial cells》 in relation to this compound, is published in Journal of Nutritional Science and Vitaminology. Let’s take a look at the latest research on this compound (cas:148-51-6).

Vitamin B6 is necessary for normal cell membrane function and stability. We studied both the function and ultrastructure of aortic and arterial endothelial cells (EC) in vitamin B6 deficiency induced by vitamin B6 antagonists 4-deoxypyridoxine HCl (dPN·HCl) and isonicotinylhydrazide (INH) given in drinking water to 1-mo-old ICR mice. The mice were fed normal laboratory chow and divided into 3 groups. Mice in group I were given distilled water (control), group II was given 0.1 mg dPN·HCl/mL water, and group III 0.4 mg INH/mL water. After 5 mo the blood plasma concentrations of B6 vitamers pyridoxal-5′-phosphate (PLP) and pyridoxal (PL) were analyzed by HPLC. With arachidonic acid (AA) as a precursor, the PGI2 production by EC was assayed by thin-layer chromatog. (TLC) as an indicator of endothelial function. Aorta and arterioles from the foot pad were removed, stained with osmium tetraoxide, and examined by transmission electron microscopy to evaluate the EC ultrastructure. The blood plasma concentrations of PLP, PL, and total B6 were lowest for mice fed INH, followed by dPN·HCl and control. The PGI2 production was paralleled by the plasma vitamin B6 status, with the lowest levels in the INH group, followed by the dPN·HCl group. Abnormalities in the EC ultrastructure were found in both dPN·HCl and INH groups, including cells detached from underlying elastic tissue, with prominent pinocytotic vesicles and swelling and/or indistinct cristae of mitochondria. Thus, vitamin B6 antagonists can induce a deficient status that alters the function and ultrastructure of EC similar to vascular disease.

Here is just a brief introduction to this compound(148-51-6)Category: pyrimidines, more information about the compound(5-(hydroxymethyl)-2,4-dimethylpyridin-3-ol hydrochloride) is in the article, you can click the link below.

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