Heterocycles with Nitrogen (N)

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

<p>Applications Ethyl 2-fluoropyridine-3-carboxylate<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 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 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 3-Chloro-2,5-difluoropyridine is an intermediate used to prepare selective protein kinase C θ (PKCθ) inhibitors for the treatment of autoimmune diseases.<br>References Jimenez, J., et al.: J. Med. Chem., 56, 1799 (2013)<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 4-Hydroxy-3-pyridinecarboxylic Acid Hydrochloride Salt is a reagent used in the synthesis and biological evaluation of novel imidazo[4,5-c]pyridinecarboxamide derivatives as PARP-1 inhibitors and antitumor agents.<br>References Zhu, Q. et al.: Bioorg. Med. Chem. Lett.,23, 1993 (2013); Freskos, J. et al.: Bioorg. Med. Chem. Lett., 17, 78 (2007);<br></p>

<p>Applications Intermediate in the preparation of Losartan derivatives.<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 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 4,4'-Diamino-2,2'-bipyridine is a bidendate chelator.<br></p>

<p>Applications 2-Benzhydrylpiperidine hydrochloride (cas# 5807-81-8) is a useful research chemical.<br></p>

<p>Applications 3-Amino-5-bromopyridine-2-carboxylic acid<br></p>

<p>Applications 4-Pyridineacetic Acid Hydrochloride is used in the preparation of a highly tumor-selective organometallic ruthenium(II)-Arene complex.<br>References Clavel, C.M., et. al.: J. Med. Chem., 57, 3546 (2014)<br></p>

<p>Applications 5-AMINO-2-MERCAPTOBENZIMIDAZOLE (cas# 2818-66-8) is a useful research chemical.<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 2-Fluoroimidazole is a chemical reagent used in the synthesis of cephalosporins.<br>References Jung, F. et al.: J. Antibio., 46, 992 (1993);<br></p>

<p>Applications 5-Methoxybenzimidazole-4,6,7-d3 (CAS# 1219805-69-2) is a useful isotopically labeled research compound.<br></p>

<p>Applications Intermediate in the preparation of aminopiperidines and related compounds as MCH receptor modulators useful in the treatment of metabolic, feeding and sexual disorders in humans.<br>References Ghosh, M., et al.: PCT Int. Appl. (2008), WO 2008016811 A2<br></p>

<p>Applications 6-(1H-1,2,4-triazol-1-yl)pyrimidin-4-amine (cas# 1221974-59-9) is a useful research chemical.<br></p>

<p>Applications 2-Hydroxypyridine-N-oxide-d5 is the labelled analogue of 2-Hydroxypyridine-N-oxide (H953633), a reactant that is useful along wtih (S)-1-phenylethylamine and EDC·HCl for the synthesis of AZD8186, a potent and selective Inhibitor of PI3Kβ and PI3Kδ.<br>References B. Barlaam., et al.: J. Med. Chem., 58, 943-62 (2015);<br></p>

<p>Applications 4-Amino-2,2,6,6-tetramethylpiperidine-d17; 1-15N-1-oxyl (CAS# 97461-87-5) is a useful isotopically labeled research compound that is used in various experiments, such as, synthesis of two cysteine-specific spin labels.<br>References Wu,G. J. Label. Compd.Radiopharm., 12,1173-1181,(1995);<br></p>

<p>Applications 2-Chloro-5-nitropyrimidin-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 1,3-Bis[2,6-bis(1-methylethyl)phenyl]-2-carboxy-1H-imidazolium Inner Salt is synthesized from 1,3-Bis(2,6-diisopropylphenyl)imidazolium Chloride(B426650). 1,3-Bis(2,6-diisopropylphenyl)imidazolium Chloride is used as a reagent in the synthesis of NHC Copper(I) complexes bearing dipyridylamine ligands which exhibit interesting luminescent properties and are potential candidates for organic light-emitting diode applications. 1,3-Bis(2,6-diisopropylphenyl)imidazolium Chloride is also used as a reagent in the synthesis of 5,6-Dimethyl-9-oxo-9H-xanthene-4-acetic Acid Methyl Ester (D476595); the methyl ester derivative of the drug Vadimezan (V084950).<br>References Marion, R., et al.: Inorg. Chem., 53, 9181 (2014); Buchanan, C.M., et al.: Clin. Sci., 122, 449 (2012); Fruh, M., et al.: Clin. Lung. Cancer., 14, 34 (2013)<br></p>

<p>Applications Pyridinium Formate is used as a doping agent to study different form of EHD processing for use ewith viscous surface tension solutions.<br>References Larsen, G., et al.: Adv. Mat., 16, 166 (2004);<br></p>

<p>Stability Hygroscopic, Unstable in Solution<br>Applications 3-Hydroxymethyl-(1-oxy-2,2,5,5-tetramethylpyrroline) (cas# 55738-75-5) is a compound useful in organic synthesis.<br>References Qin, P.Z., et al.: Biochemistry, 40, 6929 (2001)<br></p>

<p>Applications 5-fluoro-4-hydrazino-2-methoxypyrimidine (cas# 166524-64-7) is a useful research chemical.<br></p>

<p>Applications 4-bromo-1-propan-2-ylpyridin-2-one (cas# 1646570-98-0) is a useful research chemical.<br></p>

<p>Applications 4-Benzyloxazolidine-2,5-dione (cas# 583-47-1) is a useful research chemical.<br></p>

<p>Stability Moisture Sensitive<br>Applications N,N′-Disuccinimidyl Carbonateis a commonly used reagent for the preparation of N-succinimidyl esters of N-protected amino acids, activated carbonate, synthesis of urea, carbamates and coupling of ligands to proteins. The coupling reagent property of N,N’-Disuucinimidyl Carbonate speeds up coupling process, while reduces the loss of chiral integrity.<br>References Rebane, R., et al.: J. Chromatography., 904, 99 (2012);<br></p>

<p>Applications 3-(2,5-dimethyl-1H-pyrrol-1-yl)-2-thiophenecarboxylic Acid (cas# 477888-48-5) is a useful research chemical.<br></p>

<p>Applications ethyl 4-(hydroxymethyl)piperidine-1-carboxylate (cas# 118156-56-2) is a useful research chemical.<br></p>

<p>Applications 2,4-difluoro-5-{5H,6H,7H,8H,9H-[1,2,4]triazolo[4,3-a]azepin-3-yl}aniline (cas# 941166-01-4) is a useful research chemical.<br></p>

<p>Applications 4-Amino-2,2,6,6-tetramethylpiperidine-d17-1-oxyl (CAS# 70588-04-4) is a useful isotopically labeled research compound.<br></p>

<p>Applications 3-Isopropenyl-2-oxo-1-benzimidazolinebutyric Acid Ethyl Ester (cas# 116199-87-2) is a compound useful in organic synthesis.<br></p>

<p>Applications (4R)-2,2-Dimethyl-4-[(1S)-1-[(phenylmethyl)amino]-2-propen-1-yl]-3-oxazolidinecarboxylic Acid 1,1-Dimethylethyl Ester is a useful synthetic intermediate.<br></p>

<p>Applications 5-Chloro 7-Deschloropiperaquine is an impurity of Piperaquine (P480050); a 4-aminoquinoline derivative used as an antimalarial agent.<br>References Nguyen, T.M.T., et al.: Tap Chi Duoc Hoc, 57, 22 (2007); Song, J., et al.: Malaria J., 10, 231 (2011); Lindegardh, N., et al.: J. Chromatogr. A, 1135(2), 166-169 (2006)<br></p>

<p>Applications 2,6-Difluoro-N-[4-[(4-fluorophenyl)methoxy]-2-pyridinyl]-benzeneacetamide was used to test its effect on 5'-inositol phosphatase 2 (SHIP2) as an inhibitor.<br>References Ichihara, Y., et. al.: Eur, J. Med. Chem., 62, 649 (2013)<br></p>

<p>Applications 2-Aminopyrazine-5-carboxylic Acid Methyl Ester (cas# 13924-94-2) is a compound useful in organic synthesis.<br></p>

<p>Applications B-[2-(Methylamino)-4-pyridinyl]boronic Acid Hydrochlroide, is used to prepare novel selective thiazoleacetic acids as CRTH2 antagonists.<br>References Grimstrup, M., et al.: Bioorg. Med. Chem. Lett., 20, 1181 (2010)<br></p>

<p>Applications 2-(p-Tolyl)pyridine (cas# 4467-06-5) is a useful research chemical.<br></p>

<p>Applications 1-(pyrimidin-4-yl)piperidine-4-carboxylic acid hydrochloride (cas# 179051-38-8) is a useful research chemical.<br></p>

<p>Applications 3-(2,5-Dioxo-2,5-Dihydro-1h-Pyrrol-1-yl)benzoic Acid (cas# 17057-07-7) is a useful research chemical.<br></p>

<p>Applications A useful synthetic intermediate.<br></p>

<p>Applications ethyl 4,5,6,7-tetrahydrobenzo[d]isoxazole-3-carboxylate (cas# 1013-14-5) is a useful research chemical.<br></p>

<p>Applications N-1H-Imidazol-2-yl-formamide is used as a reagent in the synthesis of N-pyridinyl-2-[(thienylcarbonyl)amino]benzamides and its analogs as anticoagulants.<br>References Arnaiz, D.O., et al.: U.S. US 6140351 A 20001031. Oct 31, 2000<br></p>

<p>Applications 6-Chloro-3-Fluoro-2-Iodopyridine (cas# 1211590-36-1) is a useful research chemical.<br></p>

<p>Applications Pyrrole-d5 (CAS# 18430-85-8) is a useful isotopically labeled research compound.<br></p>

<p>Applications {6-[(Oxolan-3-yloxy)methyl]pyridin-2-yl}methanamine Dihydrochloride is the acid form of {6-[(Oxolan-3-yloxy)methyl]pyridin-2-yl}methanamine (CAS: 1701690-73-4) which is a useful reagent for making triazolo pyrimidine intermediates.<br>References By, K., et at.: PCT Int. Appl. (2018), WO 2018183965 A1 20181004<br></p>