Heterocycles with Nitrogen (N)

<p>Applications 2-Nitro-3-pyridinol may be used in the synthesis of novel sulfonates that are potent inhibitors of cell proliferation and tubulin polymerization. It may also be used to prepare (aminoaryl)(benzyloxy)pyridines as potential antitumor agents.<br>References Gwaltney, S., et al.: Bioorg. Med. Chem. Lett., 11, 1671 (2001); Cui, J., et al.: J. Med. Chem., 54, 6342 (2011)<br></p>

<p>Applications 13-{[(3-N-Boc)-2,2-dimethyl-4S-phenyl-1,3-oxazolidin-5R-yl]formyl}-10-deacetyl Baccatin III is an impurity of Cabazitaxel (C046500) which is a novel semi-synthetic taxane with antitumor activity used for the treatment of castration-resistant prostate cancer.<br>References Agarwal, N. et al.: Fut. Oncol., 7, 15 (2011); Mita, A. et al.: Clin. Cancer Res., 15, 723 (2009); Figg, W.D. et al.: Cancer Biol. Ther., 10, 1233 (2010);<br></p>

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

<p>Applications 2,2,6,6-Tetramethylpiperidine is used in the syntheses of HMP-Y1, Hibarimicinone and HMP-P1, tyrosine kinase inhibitors.<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 Liau, B. et al.: J. Am. Chem. Soc., 134, 16765 (2012); Tatsuta, K. et al.: Tetrahedron Lett., 53, 422 (2012);<br></p>

<p>Applications 5-Aminopyrazine-2-boronic acid pinacol ester is a reagent for the synthesis of amino-pyrido-indol-carboxamides that acts as a JAK2 inhibitor used in the treatment of myeloproliferative disorder.<br>References Lim, J., et al.: J. Med. Chem., 54, 7334 (2011)<br></p>

<p>Applications 3-(2,6-Dimethylphenyl)-2-oxazolidinone is an intermediate used in the synthesis of Dimethachlor Ethane Sulfonic Acid Sodium Salt (D460283), which is a pesticide metabolite 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 Ethyl 4-Methyl-1-(1-phenylpropan-2-yl)-1H-pyrrole-2-carboxylate is an intermediate used in the synthesis of 4-Methyl-1-(1-phenylpropan-2-yl)-1H-pyrrole-2-carboxylic Acid (M339120), which is an impurity of the drug Amphetamine (A634248).<br></p>

<p>Applications 1-Phenyl-1H-tetrazole-5-thiol is used as a corrosion inhibitor and as a reagent in the synthesis of Microcarpalide, a microfilament disrupting agent that is weakly cytotoxic to mammalian cells.<br>References Chermahini, A., et al.: Struct. Chem., 22, 175 (2011); Murga, J., et al.: Org. Lett., 4, 3447 (2002); Ratnayake, A., et al.: Org. Lett., 3, 3479 (2001)<br></p>

<p>Applications imidazo[1,2-a]pyrimidin-2-ylmethanamine is a reagent used in the preparation of secondary and tertiary aminofurazans by nucleophilic substitution of nitrofurazans with primary and secondary amines.<br>References Sheremetev, A. B., et al.: Russ. Chem. Bull., 53, 596 (2004)<br></p>

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

<p>Applications 3-Hydroxymethyl-(1-oxy-2,2,5,5-tetramethylpyrroline)-15N is an isotope labelled spin-labelling compound.<br></p>

<p>Applications 2,4-DIHYDRO-[1,2,4]TRIAZOLE-3-THIONE (cas# 3179-31-5) is a useful research chemical.<br></p>

<p>Applications 1-Benzo[b]thien-4-yl-piperazine is the starting material to prepare piperazine-substituted benzothiophenes useful in treatment and prevention of mental disorders including CNS disorders.<br>References Yamashita, H., et al.: PCT Int. Appl., WO 2006112464 A1 20061026 (2006)<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 A benzimidazole derivative that exhibits corrosion inhibiting properties against strong acids.<br>References Popova, A., Bull. Electrochem., 23, 137 (2007), Popova, A., et al.: Corros. Sci., 46, 1333 (2004),<br></p>

<p>Applications 2,6-Dimethyl-4-hydroxypyridine is a useful synthetic intermediate. It is used in the synthesis of disubstituted pyridinyl-aminohydantoins as selective human BACE1 inhibitors.<br>References Malamas, M., et al.: Bioorg. Med. Chem., 18, 630 (2010)<br></p>

<p>Stability Store desiccated in freezer<br>Applications N-Trimethylsilyl-2-pyrrolidone (cas# 14468-90-7) 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 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>Applications dimethyl 4-hydroxy-1H-pyrazole-3,5-dicarboxylate (cas# 23705-85-3) is a useful research chemical.<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 Intermediate in the preparation of various enzymatic inhibitors<br>References Poeckel, D., et al.: Mol. Pharmacol., 70, 1071 (2006), Wigle, T., et al.: Bioorg. Med. Chem. Lett., 17, 3249 (2007),<br></p>

<p>Applications A product from the pyrolysis of phenylalanine.<br>References Kim, D., et al.: Bioorg. Med. Chem. Lett., 15, 2129 (2005), Che, W., et al.: Env. Toxicol. Pharmacol., 24, 11 (2007), Heitman, L., et al.: J. Med. Chem., 51, 4724 (2008),<br></p>

<p>Applications Pyrrolidine-3-carboxylic acid (cas# 59378-87-9) is a useful research chemical.<br></p>

<p>Applications 2-(tert-Butylamino)-4-chloro-6-cyclopropylamino-1,3,5-triazine (cas# 26737-71-3) is a compound useful in organic synthesis.<br></p>

<p>Applications 2-(3,5-Dichlorophenyl)-imidazo[1,2-a]pyridine is derived from Ethyl Bromoacetate (E900140), which is used in the synthesis of metabolites of carcinogenic PAHs. Also it is used in the preparation of steroidal antiestrogens through cyclic condensation. A reactant in the preparation of antimicrobial and antioxidant coumarinyloxymethyl-thiadiazolone.<br>References Wu, A. et al.: Tetrahedron, 68, 7217 (2012); Clark, E. et al.: J. Med. Chem., 20, 1096 (1977); Al-Amiery, A. et al.: Chem. Nat. Comp., 48, 950 (2013);<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>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 An intermediate for the synthesis of Alpidem.<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>Applications Methyl 1-[(2-Fluorophenyl)methyl]pyrazolo[3,4-b]pyridine-3-carboximidate is a useful reactant to study metabolites of orally active NO-independent pyrazolopyridine stimulators of soluble guanylate cyclase.<br>References Straub, A., et al.: Bioorg. Med. Chem., 10, 1711 (2002);<br></p>

<p>Applications 4-Hydroxy-2-piperidinone is a synthetic intermediate in the synthesis of pharmaceutical goods.<br>References Vink, M.K.S., et al.: J. Org. Chem., 67, 7869 (2002);<br></p>

<p>Applications An intermediate in the production of Zolpidem metabolites<br>References Klupsch, F., et al.: Chem. Pharm. Bull., 54, 1318 (2006),<br></p>

<p>Applications 5-Benzyl-4H-1,2,4-triazol-3-amine can be used as positive modulators of GABAA1 receptor with potent anticonvulsant activity and low toxicity.<br>References Huang, L., et.al.: Eur. J. Med. Chem., 185, 111824, (2020);<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>Applications 2-(Ethylthio)-1H-benzimidazole is the active substance or the active ingredient in the synthesis of the drug Metaprot. Performs a transplacental function: daily administration of bemithyl (20 mg/kg) from 6 th to 16 th day of pregnancy in female rats led to the decrease in fetal death after the implantation and increased fetal body weight.<br>References Kibal'chich, D. A., et al.: Eksperimental'naya i Klinicheskaya Farmakologiya, 74, 30 (2011); Bugaeva, L. I., et al.: Eksperimental'naya i Klinicheskaya Farmakologiya, 70, 40 (2007).<br></p>

<p>Applications 3-Chloropyridine-d4 (CAS# 1001003-95-7) is a useful isotopically labeled research compound.<br></p>

<p>Applications 4-Chloro-6-ethylthieno[2,3-d]pyrimidine is a useful intermediate for organic synthesis.<br>References Ostrynska, O. V., et al.: Eur. J. Med. Chem., 115, 148 (2016); Ram, V. J., et al.: J. Heterocycl. Chem., 1277 (1981); Sharma, C., et al.: E-J. Chem., 7, 655 (2010)<br></p>

<p>Applications 4-Oxo-2,2,6,6-tetramethylpiperidine-d16;1-15N-1-oxyl (CAS# 80404-14-4) is a useful isotopically labeled research compound.<br></p>

<p>Applications 4-Oxo-2,2,6,6-tetramethylpiperidine-d17 (CAS# 52168-48-6) is a useful isotopically labeled research compound.<br></p>

<p>Applications 2-Fluoropyridine acts as a reagent in the synthesis of aminopyrimidines with antimicrobial and antifungal properties.<br>References Hedidi, M., et al.: Eur. J. Org. Chem., 39, 5903 (2017)<br></p>

<p>Applications 1,​2-​Dihydro-​2-​thioxo-​6-​(trifluoromethyl)​-4-​pyrimidinecarboxylic Acid is a useful synthetic intermediate.<br></p>

<p>Applications 3,5-Dibromopyridine-d3 (CAS# 1219799-05-9) is a useful isotopically labeled research compound.<br></p>

<p>Applications 4-(azetidin-3-yl)-4H-1,2,4-triazole (cas# 1495939-85-9) is a useful research chemical.<br></p>

<p>Applications 2-(2-((6-(2-Cyanophenoxy)pyrimidin-4-yl)oxy)phenyl)-2-oxoacetic Acid Methyl Ester is an intermediate in the synthesis of (Z)-Azoxystrobin (A965155), a fungicide that inhibits mitochondrial respiration by blocking electron transfer between cytochromes b and c1<br>References Smalling, K., et al.: Environ. Toxicol. Chem., 29, 2593 (2010), Lu, X., et al.: Phytopathol., 100, 1162 (2010), Schafer, R., et al.: Environ. Sci. Technol., 45, 1665 (2011),<br></p>

<p>Stability Hygroscopic<br>Applications 2-Bromo-5-fluoropyridine-4-boronic acid<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 A chiral fluoro-pyridine derivative used in the preparation of dihydropyrrolopyrimidinone derivatives for use as MARK inhibitors.<br></p>

<p>Applications β-Chlorophenethylamine derivatives and their conversion into halogen-free compounds.<br>References Bretschneider, H., et al.: Monatshefte fuer Chemie, 78, 82 (1948),<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 4,6-Dichloro-5-fluoropyrimidine<br></p>

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

<p>Applications Dimethylhydrazone-1-methyl-4-piperidinone is an intermediate in the synthesis of α-Meprodine Hydrochloride (M224950), which is a narcotic analgesic. An analogue of Proline (P755300).<br>References Iorio, M.A., et al.: J. Med. Chem., 20, 309 (1977),<br></p>

<p>Applications 5-Bromo-3-methylpicolinic Acid is used to prepare oxazine derivatives as BACE inhibitors useful in treatment of neurological disorders.<br>References Badiger, S., et al.: PCT Int. Appl., WO 2011009943 A1 20110127 (2011); Tintelnot-Blomley, M., et al.: PCT Int. Appl., WO 2011080176 A1 20110707 (2011)<br></p>

<p>Applications The preparation and incorporation of 2-[2-[2-(2,5-Dihydro-2,5-dioxo-1H-pyrrol-1-yl)ethoxy]ethoxy]acetic Acid into the bilayers of liposomal constructs used for immunization with synthetic peptides.<br>References Frisch, B., et al.: Bioconjugate Chem., 7, 180-186 (1996)<br></p>

<p>Applications 6-Methyl-3-pyridineacetonitrile is a reactant used in the preparation of pyrazolopyrimidine derivatives as agents for treatment of autoimmune diseases and orally active corticotropin-releasing factor receptor antagonists.<br>References Chen, C. et al.: J. Med. Chem., 47, 4787 (2004)<br></p>

<p>Applications 2-​(Methoxy-​d3)​-​3-​(1-​methylethyl)​pyrazine is a useful compound in the study of isotope effect in gas liquid chromatography separation of deuterated and nondeuterated compounds using ionic liquid stationary phases.<br>References Schmarr, H., et al.: J. Chromatogr. A., 1270, 310 (2012);<br></p>