Heterocycles with Nitrogen (N)

<p>Applications 2-Pyridin-4-ylmethyl-morpholine is a useful intermediate.<br></p>

<p>Applications 5-Nitro-2-(propylthio)pyrimidin-4-ol is an intermediate used in the synthesis of 4-Chloro-5-nitro-2-(propylthio)pyrimidine (C374095), which is an impurity of the drug Ticagrelor (T437700), the first reversible oral P2Y12 receptor antagonist, provides faster, greater, and more consistent ADP-receptor inhibition than Clopidogrel. Ticagrelor is used in the treatment of acute coronary syndromes (ACS).<br>References Matetzky, S., et al.: Circulation, 109, 3171 (2004), Bassand, J., et al.: Eur. Heart J., 28, 1598 (2007), Jakubowski, J., et al.: Cardiovasc. Drug Rev., 25, 357 (2007)<br></p>

<p>Applications Ethyl Imidazole-2-carboxylate is an intermediate used to synthesize tricyclic quinoxalinone inhibitors of poly(ADP-ribose)polymerase-1 (PARP-1). It is also used to prepare imidazoindenopyrazinone carboxylic acid derivatives as AMPA antagonists with anticonvulsant activities.<br>References Miyashiro, J., et al.: Bioorg. Med. Chem. Lett., 19, 4050 (2009); Pratt, J., et al.: Bioorg. Med. Chem. Lett., 10, 2749 (2000)<br></p>

<p>Applications 1,2-Bis(2-(4,5-dihydro-1H-imidazol-2-yl)propan-2-yl)diazene Dihydrochloride is used as an initiator in the synthesis of ultra heigh relative molecular mass polyarcrylamide.<br>References Wang, L., et. al.: Hecheng Shuzhi Ji Suliao, 31, 37 (2014)<br></p>

<p>Applications 4-Hydroxypiperidine-3,3,4,5,5-d5-N-t-BOC (CAS# 1523606-18-9) is a useful isotopically labeled research compound.<br></p>

<p>Applications 1-(N,N-Dimethylsulfamoyl)-1H-imidazole is an Imidazole (I350200) derivative, used in the preparation of Histamine H3 Receptor Agonists and druglike angiotensin II compounds with affinity for the AT2 receptor.<br>References Wijtmans, M. et al.: J. Med. Chem., 51, 2944 (2008); Georgsson, J. et al.: J. Med. Chem., 50, 1711 (2007)<br></p>

<p>Applications 4,6-Diamino-2-chloro-5-pyrimidinecarbonitrile is an intermediate in the synthesis of 2,4,6-Triamino-5-pyrimidinecarbonitrile is a photodegradation product of two isostructural pesticides in aqueous solution: Cyromazine (C989300) and Dicyclanil.<br>References Kimbrough, R., et al.: Environ. Sci. Technol., 30, 908 (1996), Root, D., et al.: Pesticide Sci., 48, 25 (1996), Yokley, R., et al.: J. Agric. Food Chem., 48, 3352 (2000),<br></p>

<p>Applications 2-Bromo-6-chloro-4-pyridinecarboxylic Acid Methyl Ester, can be used as an intermediate in the preparation of Trifluoromethyl-Substituted pyridines, possessing wide range of bioactivites.<br>References Cottet, F., et al.: Eur. J. Org. Chem., 327 (2002);<br></p>

<p>Applications Ethyl 4-aminopiperidine-1-carboxylate is a reagent used in various biosynthetic reactions.<br>References Fang, R.Q., et al.: Bioorg. Medn. Chem. Letters., 22, 5134 (2012);<br></p>

<p>Applications Methyl 4-Methylpyrrole-2-carboxylate is a useful reagent for preparation of (E)-3-(2-(N-phenylcarbamoyl)vinyl)pyrrole-2-carboxylic acid derivatives, a novel class of glycine site antagonists.<br>References Balsamini, C., et al.: J. Med. Chem., 41, 808 (1998);<br></p>

<p>Applications 6-NITROPIPERONYL ALCOHOL (cas# 15341-08-9) is a useful research chemical.<br></p>

<p>Applications Tris(4-pyridyl)-s-triazine is used in the preparation of metal-metallite coordination polymers as well as porphyrin prisms.<br>References Youm, K. et al.: Chem. Comm., 29, 3375 (2008); Li, M. et al.: CrystEngComm., 15, 1225 (2013);<br></p>

<p>Applications N-​(3-​chloro-​4-​methoxyphenyl)​-​1-​(methylsulfonyl)​-4-​Piperidinecarboxamid​e is a useful research chemical used in the alteration of the lifespan of eukaryotic organisms.<br>References Goldfarb, D. S.: US 20090163545 (2009).<br></p>

<p>Applications 2,5,6-Triaminopyrimidin-4(1H)-one sulphate (cas# 39267-74-8) is a useful research chemical.<br></p>

<p>Applications 1-Acetoacetyl-2,2,5,5-tetramethyl-3-pyrroline-3-carboxamide (cas# 1391054-79-7) is a compound useful in organic synthesis.<br></p>

<p>Applications imidazo[1,2-a]pyridin-7-amine hydrobromide (cas# 1630906-80-7) is a useful research chemical.<br></p>

<p>Applications 4-(Trifluoromethyl)-2-pyrimidinecarboxylic Acid is used as a reactant in the preparation of piperazine derivatives to be used as mGluR5 receptor positive allosteric modulators.<br>References Heimann, Annekatrin, et al.: PCT Int. Appl., WO 2013087805 A1 20130620 (2013)<br></p>

<p>Applications (2R,4S)-4-Aminopyrrolidine-2-carboxylic acid dihydrochloride (cas# 263407-17-6) is a useful research chemical.<br></p>

<p>Applications 4-Hydroxypyridine, is a building block used in various chemical synthesis. It is used for the synthesis of bicyclic pyridinol analogues acting as antioxidants and capable of preserving mitochondrial function.<br>References Xiaoqing, X. C., et al.: Bioorg. Med. Chem., 20 (11), 3584 (2012);<br></p>

<p>Stability Shock sensitive, temperature sensitive, light sensitive<br>Applications 4-Bromopyridazine Hydrobromide is a mono-substituted pyridazine derivative used in the preparation of γ-secretase modulators.<br>References Luebbers, T. et al.: Bioorg. Med. Chem. Lett., 21, 6554 (2011);<br></p>

<p>Applications B-(5-Formyl-2-pyridinyl)boronic Acid is used as a reagent in the preparation of (hetero)biarylsulfonamides as κ opioid antagonists with selectivity over the μ receptor.<br>References Verhoest, P. R., et al.: J. Med. Chem., 54, 5868 (2011);<br></p>

<p>Applications Tetrazolo[1,5-a]pyridin-7-amine is a chemical intermediate for the synthesis of pharmaceutical goods.<br></p>

<p>Applications 1-(4-Chlorophenyl)pyrazole-4-carboxylic Acid (cas# 138907-80-9) is a useful research chemical.<br></p>

<p>Applications 6-(2,3-Difluorophenyl)picolinic acid<br></p>

<p>Applications N-[[(2S)-1-Ethyl-2-pyrrolidinyl]methyl]carbamic Acid 1,1-Dimethylethyl Ester is an building block in the synthesis of Amisulpride (A633250) related compound.<br></p>

<p>Applications (4-Chlorobenzo[b]thiophen-2-yl)(piperazin-1-yl)methanone is a useful research chemical.<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 1-(1-phenylcyclobutanecarbonyl)piperidine-4-carboxylic acid (cas# 1099048-69-7) is a useful research chemical.<br></p>

<p>Stability Hygroscopic<br>Applications 3-Fluoropyrrolidine HCl<br></p>

<p>Applications 2,5-Diamino-4,6-dichloropyrimidine is a useful reagent for the preparation of Abacavir impurities, carbocyclic and hexenopyranosy nucleosides.<br>References Satyanarayana, G. V., et al.: Pharma Chemica, 7, 90 (2015)<br></p>

<p>Applications Pyridine-2,6-d2 (CAS# 17265-96-2) is a useful isotopically labeled research compound.<br></p>

<p>Applications Piperonylamine is a metabolite of dopamine analogs.<br>References Goodwin, B.L., et al.: Xenobiotica, 24, 129 (1994),<br></p>

<p>Applications Labelled N-[4-(4-Fluorophenyl)-5-formyl-6-(1-methylethyl)-2-pyrimidinyl]-N-methyl-methanesulfonamide (F595365). Rosuvastatin intermediate.<br></p>

<p>Applications 6-Bromopicolinic acid<br></p>

<p>Applications Piperonyl Isobutyrate (cas# 5461-08-5) is a useful research chemical.<br></p>

<p>Applications 6-bromo-5-iodopyridine-3-carboxylic acid (cas# 1200130-82-0) is a useful research chemical.<br></p>

<p>Applications 5-[4-Bromo-1-methyl-5-(trifluoromethyl)-1H-pyrazol-3-yl]-2-chloro-4-fluorobenzoic Acid is an intermediate in the synthesis of Fluazolate (F407500), the active ingredient in the preparation of agrochemicals and drugs in amorphous form.<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 3-(PIPERAZIN-1-YL)-1,2-BENZISOXAZOLE (cas# 87691-89-2) is a useful research chemical.<br></p>

<p>Applications A stable and versatile reagent for the efficient and chemically specific guanylation of sterically unhindered primary and secondary aliphatic amines under mild conditions. Useful reagent in peptide synthesis.<br>References Baslow, M., et al.: J. Inherit. Metab. Dis., 23, 684 (2000), Lee, Y., et al.: Bioorg. Med. Chem. Lett., 10, 2771 (2000), Baslow, M., et al.: Neurochem. Res., 27, 403 (2002),<br></p>

<p>Applications 2-(3-Aminophenyl)-1H-benzo[d]imidazol-6-amine (cas# 13676-49-8) is a useful research chemical.<br></p>

<p>Applications 5-METHYLPYRROLIDIN-3-OL (cas# 94134-94-8) is a useful research chemical.<br></p>

<p>Applications 1-[4-(4-Fluorophenyl)-2-thiazolyl]-3,5-dimethyl-1H-pyrazole-4-propanoic Acid (cas# 1172940-17-8) is a compound useful in organic synthesis.<br></p>

<p>Applications 2,6-di-tert-Butylpyridine is used in the preparation of polymers with n-type nitroxide side groups to be used in organic radical batteries.<br>References Jaehnert, T., et. al.: Eur. Polymer J., 61, 105 (2014)<br></p>

<p>Applications Intermediate for heterocyclic compounds as tyrosine kinase inhibitors and anticancer agents.<br>References McLean, A., et al.: J. Chem. Phys., 72, 5639 (1980), Watts, J., et al.: J. Biol. Chem., 276, 43197 (2001),<br></p>

<p>Applications 3-FLUOROPYRAZIN-2-AMINE (cas# 1206523-95-6) is a useful research chemical.<br></p>

<p>Applications 6'-Amino-1,6-dihydro-2-methyl-6-oxo[3,3'-bipyridine]-5-carbonitrile is a reagent used in the preparation of cardiotonic agents.<br>References Yamanaka, M. et al.: Chem. Pharm. Bull., 40, 666 (1992);<br></p>

<p>Applications [1,2,4]triazolo[1,5-a]pyridine-6-carboxylic acid (cas# 1043903-19-0) is a useful research chemical.<br></p>

<p>Applications An intermediate in the preparation of serotonin 5-HT2a receptor antagonists<br>References Ullrich, T., et al.: Bioorg. Med. Chem., 8, 2427 (2000),<br></p>

<p>Stability Moisture Sensitive, Hygroscopic<br>Applications 1,2-dimethyl-1H-imidazole-4-sulfonyl chloride (cas# 137049-02-6) is a useful research chemical.<br></p>

<p>Applications 2,3-Pyrazinedicarboxylic Acid has been found to exhibit antifungal and antibacterial acitivity. It has also been used as a reagent in the preparation of transition metal pyrazinedicarboxylate complexes.<br>References Beaula, T.J., et al.: Spectrochim. Acta A, 138, 723 (2015); Premkumar, T., et al.: World J. Microb. Biot., 21, 479 (2005); Gunay, G., et al.: Inorg. Chim. Acta, 399, 19 (2013)<br></p>

<p>Applications 2-Amino-5-bromopyrazine-3-carboxylic Acid Methyl Ester is used as the starting material in the preparation of pyrazine derivatives that are AxI and c-Met receptor enzyme inhibitors. These inhibitors are useful in the treatment of tumors. 2-Amino-5-bromopyrazine-3-carboxylic Acid Methyl Ester is also used in the preparation of potent and selective inhibitors of ataxia telangiectasia mutated and Rad3 related (ATR) protein kinase as potential anticancer agents.<br>References Rushton, L.; et al.: PCT Int. Appl. 119 pp. Patent 2009 CODEN:PIXXD2; Charrier, J-D.; et al.: J. Med. Chem, 54, 2320 (2011)<br></p>

<p>Applications The hydrochloride salt of 1-(4-Fluoro-benzyl)-2-piperazin-1-yl-1H-benzoimidazole (CAS:142617-98-9) which is related to Astemizole(A790030) a histamine H1-receptor antagonist.<br>References Drugs, 28, 38 (1984), Al-Obaid, A.M., et al.: Anal. Profiles Drug Subs., 20, 173 (1991), Ishikawa, M., et al.: Biol. Pharm. Bull., 23, 112 (2000)<br></p>

<p>Applications 2-(4-Chlorophenyl)-4,5-dihydro-1H-imidazole is used in preparation of Arylimidazoline for use as antiobesity agents.<br>References Haga, Y., et al.: U.S. Pat. Appl. Publ. (2012), US 20120029041 A1<br></p>

<p>Applications tert-butyl 6-chloropyridazine-3-carboxylate (cas# 1340506-55-9) is a useful research chemical.<br></p>

<p>Applications 2,5-Dioxopyrrolidin-1-yl dodecanoate (cas# 14565-47-0) is a useful research chemical.<br></p>

<p>Applications 5-Bromo-2-chloro-3-nitropyridine (cas# 67443-38-3) is a compound useful in organic synthesis.<br></p>

<p>Applications 2-[[6-Amino-5-(4-bromophenyl)-4-pyrimidinyl]oxy]-ethanol is a degradation product of Macitentan (M105005).<br>References Thummar, Mohit, et al.: Chromatographia, 81(3), 525-531 (2018)<br></p>

<p>Applications 5-Acetyl-2H-pyrazole-3-carboxylic Acid Ethyl Ester (cas# 37622-89-2) is a useful research chemical.<br></p>

<p>Applications 2-Bromopyridine-15N (cas# 54267-53-7) is a compound useful in organic synthesis.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br></p>

<p>Applications 2-Chloro-4-(trifluoromethyl)pyrimidine (cas# 33034-67-2) is a compound useful in organic synthesis.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br></p>

<p>Stability Hygroscopic<br>Applications 2-Bromo-5-fluoropyridine-4-boronic acid<br></p>

<p>Applications 1H-Pyrrole is a five membered heteroaromatic ring that is used as a synthetic intermediate to create products for the pharmaceutical, chemical, food and cosmetic industries. 1H-Pyrrole has the ability to undergo electrochemical polymerization, producing a durable, conductive film that can be used to coat biosensors.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Diaz, A., et al.: J. Chem. Soc. Chem. Comm., 14, 635 (1979); Kaneto, K.: Curr. Appl. Phys., 5, 178 (2005); Lipshutz, B.: Chem. Rev., 86, 795 (1986)<br></p>

<p>Applications 3-Chloro-6-ethynylpyridazine is an pyridazine triflate intermediate used for the preparation of (alkynyl)pyridazine.<br>References Toussaint, D., et al.: Acta. Chimica, Slovenica., 41, 253 (1994);<br></p>

<p>Applications 4-Nitro-1,2,3-triazole is a highly impact sensitive and explosive material.<br>References Politzer, P. et al.: Int. J. Quant. Chem., 61, 389 (1997);<br></p>

<p>Applications 3-(2,6-Dimethylphenyl)-2-oxazolidinone-d6 is an intermediate used in the synthesis of Dimethachlor Ethane Sulfonic Acid Sodium Salt-d6 (D460284), which is the deuterium labelled form of Dimethachlor Ethane Sulfonic Acid Sodium Salt (D460283), which is a pesticide metabolite and pollutant found in groundwater, surface water, and wastewater.<br>References Huntscha, S., et al.: J. Chromatogr. A, 1268, 74 (2012); Reemtsma, T., et al.: J. Chromatogr. A, 1271, 95 (2013);<br></p>

<p>Applications Fmoc-1-pyrrolidine-3-carboxylic acid<br></p>

<p>Stability Hygroscopic, Moisture Sensitive<br>Applications Used in the synthesis of peptides. Contains up to 10% imidazole.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Pierschbacher, M., et al.: Nature, 309, 30 (1984),<br></p>