Introduce: Profile: Borun Chemical Co., Ltd. specializes in custom organic synthesis, pharmaceutical intermediates and organic optoelectrical materials. We provide custom synthesis services from grams to several hundred kilograms. We offer various products including active pharmaceutical ingredients & intermediates, benzenes, indols, pyrazines, pyrimidines, pyridines, pyrroles and various other chemicals. Our active pharmaceutical ingredients & intermediates include erdosteine, ipriflavone (7-isopropoxyisoflavone), lovastatin, 2-chloromethyl-3,4-dimethoxy pyridine hydrochloride, 5-difluoromethoxy-2-mercapto-1h-benzimidazole, pantoprazole sodium and flavopiridol. We offer various pyrazines including 2-aminopyrazine, 2-amino-5-bromopyrazine, 2-chloro-5-methoxypyrimidine, 2-amino-3-bromopyrazine, 2-amino-5-chloropyrazine, methyl 3-aminopyrazinecarboxylate, 2,5-dichloropyrazine, 2-amino-3-methylpyrazine, 5-chlopopyrazine-2-carboxylic acid, 5-hydropyrazine-2-carboxylic acid, ethyl 5-aminopyrazine-2-carboxylate and 2,3-diamino-5-bromopyrazine. We have a wide range of pyrimidines including 2-chloro-5-hydroxypyrimidine, 2,4-dichloro-5-methoxy-pyrimidine, 5-bromo-2-chloropyrimidine, 2-chloro-5-methoxypyrimidine, 2,4-dichloro-5-methoxy-pyrimidine, 5-(benzyloxy)-2-chloropyrimidine, 4,6-dimethoxy-2-methylmercaptopyrimidine, 4,6-dihydroxy-2-mercaptopyrimidine, 4,6-dimethoxy-2-(methylsulfonyl)pyrimidine and 4,6-dihydroxy-2-methylmercaptopyrimidine.
