Heterocycles with Nitrogen (N)

<p>Applications 5-Methyl-2(1H)-pyridinone-d6 is a reagent used in the preparation of substituted N-aryl pyridinones as fibrotic inhibitors.<br></p>

<p>Applications 3-Chloro-5-(trifluoromethyl)-2-pyridinecarbonitrile<br></p>

<p>Applications 5-(2-Pyridyl)isoxazole-3-carboxylic Acid is a useful reagent for the preparation of isoxazoles for treatment of neurological disease.<br>References Wrona, I., et al.: PCT Int. Appl. (2019), WO 2019209962 A1<br></p>

<p>Applications tert-Butyl-7-[4-(4-fluorophenyl)-6-isopropyl-2-mesylaminopyrimidin-5-yl]-(3R,5S)-isopropylidine-(E)-6-heptenoate (cas# 371775-73-4) is a compound useful in organic synthesis.<br></p>

<p>Applications 5-Chloro-2,3-difluoropyridine is a 2,3,5-trihalopyridine used in the preparation of the herbicides and pesticides such as chodinafop-propargyl.<br>References Chen, Q. et al.: Jin. Huag. Zhong., 35, 35 (2005); Feng, C. et al.: Nonyao, 46, 793 (2007);<br></p>

<p>Applications 4-[(4-Ethyl-1-piperazinyl)methyl]-3-(trifluoromethyl)-benzenamine is one of the key reactants with N-[1-(4-Aminophenyl)-1H-pyrrolo[3,2-c]pyridin-4-yl]benzamide used in the synthesis of a pyrrolo[3,2-c]pyridine derivative [N-[1-[4-[[[[4-[(4-ethyl-1-piperazinyl)methyl]-3-(trifluoromethyl)phenyl]amino]carbonyl]amino]phenyl]-1H-pyrrolo[3,2-c]pyridin-4-yl]benzamide (I)], an anticancer diarylurea derivative with multiple-kinase inhibitory effect; Also, it is an intermediate used in the synthesis of N-[4-[(4-Ethyl-1-piperazinyl)methyl]-3-(trifluoromethyl)phenyl]-N'-[4-[[6-(methylamino)-4-pyrimidinyl]oxy]phenyl]urea (E926495), which is an inhibitor of RET, FLT3, KDR, c-Abl and c-Kit. Also, it prevent the growth of human thyroid cancer cells.<br>References El-Gamal, M. I., et al.: Bull. Korean Chem. Soc., 33, 1571-1576 (2012); Weisberg, E., et al.: Genes Cancer, 1, 1021-1032 (2010);<br></p>

<p>Applications 4-(3,5-Dimethylpyrazol-1-yl)phenylboronic acid, pinacol ester<br></p>

<p>Applications 4-Hydroxythieno[2,3-d]pyrimidine (cas# 14080-50-3) is a compound useful in organic synthesis.<br></p>

<p>Applications Piperonyl Methoxyethyl Ether-d3 is the isotope labelled analog of Piperonyl Methoxyethyl Ether (P490475); a selective inhibitor of the cytochrome P450-dependent monooxygenase from the housefly.<br>References Motoyama, N., et al.: Rev. Pestic. Toxicol., 1, 173 (1991)<br></p>

<p>Impurity Flecainide EP Impurity B<br>Applications 2-Piperidinemethanamine is used in the synthesis of compounds exhibiting anti-osteoclast and anti-osteoblast activity. It also is used in the synthesis of potent antibacterial.<br>References Reddy, G. et al.: Hetero. Chem., 23, 247 (2012); Fujita, M. et al.: Chem. Pharm. Bull., 46, 787 (1998);<br></p>

<p>Applications An intermediate of Rosuvastatin (R700500).<br></p>

<p>Applications Diethyl Pyridine-2,3-dicarboxylate is a useful reagent in preparation of herbicides.<br>References Doehner, R.: Eur. Pat. Appl. (1988), EP 254951 A2 19880203.<br></p>

<p>Applications 5-Chloro-6-(2,3-dichlorophenoxy)-1,3-dihydro-2H-Benzimidazole-2-thione is used in the preparation of triclabendazoles which are drugs used to treat liver fluke.<br>References Iddon, B., et al.:Journal of the Chemical Society 22, 3129 (1992);<br></p>

<p>Stability Unstable in Aqueous Solution<br>Applications 3,5-BIS(CHLOROMETHYL)PYRIDINE HCL (cas# 1210824-61-5) is a useful research chemical.<br></p>

<p>Applications (2,3-Dimethylpyridin-4-yl)boronic Acid is used to prepare substituted azaanthracene derivatives as GLP-1 receptor modulators useful in the treatment of GLP-1 receptor-mediated diseases<br>References Mjalli, A., et al.: PCT Int. Appl. (2010), WO 2010114824 A1 20101007<br></p>

<p>Applications (4S3-[(2R,5S)-5-(4-Fluorophenyl)-2-[(S)-[(4-fluorophenyl)amino][4-[(trimethylsilyl)oxy]phenyl]methyl]-1-oxo-5-[(trimethylsilyl)oxy]pentyl]-4-phenyl-2-oxazolidinone is used in the synthesis of Ezetimibe (E975000), an antihyperlipoproteinemic; a cholesterol absorption inhibitor.<br>References Bankowski, K., et. al.: Przemysl Chemiczny, 91, 289 (2012); van Heek, M., at al.: J. Pharmacol. Exp. Ther., 283, 157 (1997); van Heek, M., at al.: Brit. J. Pharmacol., 129, 1748 (2000)<br></p>

<p>Applications 2-Amino-3-hydroxypyridine (cas# 16867-03-1) is a compound useful in organic synthesis.<br></p>

<p>Applications 1-Pyridin-3-yl-piperazine Hydrochloride is a reactant used in discovery of N-aryl Piperazines as selective mGluR5 potentiators. It was also used in the synthesis of piperazine-pyridazinone derivatives that have binding affinity toward α1-, α2-adrenergic and 5-HT1A receptors.<br>References Betti, L., et al.: Bioorg. Med. Chem., 14, 2828 (2006); Zhou, Y., et al.: ACS Med. Chem. Lett., 1, 433 (2010);<br></p>

<p>Applications 4-Chloro-2-(trifluoromethoxy)pyrimidine (cas# 1261494-46-5) is a compound useful in organic synthesis.<br></p>

<p>Applications L-threo-α-Phenyl-2-piperidineacetamide-d10 is an labelled intermediate in the synthesis of labelled L-threo-Ritalinic Acid (R533132).<br>References Chavan, A.B. et al.: Otg. Proc. Res. Dev., 14, 1473 (2010);<br></p>

<p>Applications 2-Hydroxy-1,3-oxazole-5-carboxylic acid<br></p>

<p>Applications Picolinic acid (P437220) derivative used in the synthesis of oxazine derivatives that act as BACE inhibitors for treatment of diabetes and neurological disorders.<br></p>

<p>Applications 4-ethynylpyridine hydrochloride (cas# 352530-29-1) is a useful research chemical.<br></p>

<p>Applications Pyridine-3,5-dicarboxamide (cas# 4663-99-4) is a useful research chemical.<br></p>

<p>Applications 1-Benzoyl-4-(2,3-dichlorophenyl)piperazine is an intermediate in the synthesis of Aripiprazole (A771000) related compound.<br>References Satyanarayana, Bollikonda. et al., Heterocyclic. Commun., 11, 485 (2005);<br></p>

<p>Applications 4-(1H-Pyrazol-4-yl)-7-[[2-(trimethylsilyl)ethoxy]methyl]-7H-pyrrolo[2,3-d]pyrimidine is an important intermediate in the preparation of the janus kinase inhibitor INCB018424.<br>References Lin, Q. et al.: Org. Lett., 11, 1999 (2009);<br></p>

<p>Applications 1-Ethyl-2-piperazinone is used in the synthesis of piperidine and piperazine derivatives as cognition enhancers.<br>References Bioorg, Med. Chem., 16, 1431 (2008);<br></p>

<p>Applications 4-Hydroxy-2,2,6,6-tetramethylpiperidine-d17-1-15N-1-oxyl (CAS# 90429-66-6) is a useful isotopically labeled research compound that is used in various spectroscopic analysis.<br>References Bales, B. et.al., Appl.Magn.Reson.,48,1399-1445,(2017);<br></p>

<p>Applications 1,3-Dimethyl-2-imidazolidone, is a solvent used in various synthetic organic transformations. Studied in the formation of functionally stabilized hydrosilanediyl-transition metal complexes produced photochemically from arylsilanes.<br>References Mukaiyama, T., et al.: Chem. Lett., 1507 (1980); Seebach, D., et al.: Chem. Ber., 115, 1705 (1982);<br></p>

<p>Applications 3-isobutylisoxazole-5-carboxylic acid (cas# 910321-93-6) is a useful research chemical.<br></p>

<p>Applications 2-Chloro-5-(phenylsulfonyl)pyridine is a starting material and useful building block of various pharmaceuticals.<br></p>

<p>Stability Light Sensitive<br>Applications 3,5-Dimethyl-1H-pyrazol-4-amine<br></p>

<p>Applications An intermediate in the preparation of Pipradrol Hydrochloride<br></p>

<p>Applications 2-Chloro-6-ethyl-N,N-dimethylthieno[2,3-d]pyrimidin-4-amine-d6 is the isotope labelled analog of 2-Chloro-6-ethyl-N,N-dimethylthieno[2,3-d]pyrimidin-4-amine (C367635); a useful synthetic intermediate.<br></p>

<p>Applications 5-Bromo-2-cyano-3-(trifluoromethyl)pyridine<br></p>

<p>Applications ethyl 4-formyl-3,5-dimethyl-1H-pyrrole-2-carboxylate (cas# 2199-64-6) is a useful research chemical.<br></p>

<p>Applications 3-Aminopicolinic Acid (cas# 1462-86-8) is a compound useful in organic synthesis.<br>References Dominguez, C., et al.: Bioorg. Med. Chem. Lett., 17, 6003 (2007), Stukenbrock, H., et al.: J. Med. Chem., 51, 2196 (2008),<br></p>

<p>Applications 7-(3-Bromophenyl)pyrazolo[1,5-a]pyrimidine-3-carbonitrile (cas# 933054-30-9) is a compound useful in organic synthesis.<br></p>

<p>Applications 4'-(Imidazol-1-yl)acetophenone (cas# 10041-06-2) is a useful research chemical.<br></p>

<p>Applications 2-Hydroxy-N-(pyridin-4-yl)butanamide is a useful synthetic intermediate.<br></p>

<p>Applications 4-(3-oxopiperazin-1-yl)benzonitrile (cas# 1019601-14-9) is a useful research chemical.<br></p>

<p>Applications 2,3,5,6-Tetramethylpyrazolo[1,2-a]pyrazole-1,7-dione (cas# 68654-22-8) is a compound useful in organic synthesis.<br></p>

<p>Applications 4,5,6,7-TETRAHYDRO-1H-PYRAZOLO[4,3-B]PYRIDINE (cas# 1189853-67-5) is a useful research chemical.<br></p>

<p>Applications 3-(4H-1,2,4-Triazol-4-yl)-benzoic acid (cas# 335255-80-6) is a useful research chemical.<br></p>

<p>Applications 2-Thiohydantoin is a useful synthetic intermediate. It is a reactant for synthesis of drugs with antidiabetic activity, barbituric acid and thiohydantoin derivatives with antimicrobial activity, and possible anticancer agents.<br>References Ceylan-Ünlüsoy, M., et al.: J. Enzyme. Inhib. Med. Chem., 25, 784 (2010); Hassanein, M., et al: Mol. Human Reprod., 15, 433 (2009); Subtel’na, I., et al.: Bioorg. Med. Chem., 18, 5090 (2010)<br></p>

<p>Applications 2-(1H-imidazol-2-yl)benzoic acid (cas# 67792-82-9) is a useful research chemical.<br></p>

<p>Applications 4,5-Dicyanoimidazole is commonly used in activation of nucleoside phosphoramidites during solid-phase oligonucleotide synthesis, and synthesis of nucleoside phosphoramidites, synthesis of novel nucleosides. IT is often used as an alternative to Tetrazole (T307500).<br>References Vargeese, C., et al.: Nucleic Acid Res.,  26 1046 (1998); Jin, Y., et al.: Tetrahedron Lett., 37, 973 (1996); Lackey, J., et al.: J. Am. Chem. Soc., 131, 8496 (2009)<br></p>

<p>Applications N-Boc-2-pyrrolidinone is a useful synthetic intermediate. It can be used to prepare highly functionalized N-acyl-2-vinylpyrrolidines by a 4-component Ugi reaction (isocyanide, carbonyl compounds, primary amines, carboxylic acids). It can also be used to synthesize the naturally occurring Maillard flavors via catalytic SeO2 oxidation.<br>References Banfi, L., et al.: J. Org. Chem., 73, 1608 (2008); Fuganti, C., et al.: Tetrahedron, 63, 4762 (2007)<br></p>

<p>Applications 2-Chloro-4-iodo-5-(trifluoromethyl)pyridine is used in preparation of pyridine-2,4-diamine derivatives as FAK inhibitors for the treatment of arthritis, inflammatory and immune disorders.<br>References Lide, D., et al.: J. Chem. Phys., 29, 914 (1958), Giovannini, E., et al.: Helv. Chim. Acta, 42, 1142 (1959),<br></p>

<p>Applications 3-amino-6-cyanopyridazine (cas# 340759-46-8) is a useful research chemical.<br></p>

<p>Applications 6-Hydroxy 2,4,5-Triaminopyrimidine Sulfate (cas# 1603-02-7) is a compound useful in organic synthesis.<br></p>