Profile: Suzhou Haiyu Biochem Industrial Co., Ltd. specializes in the research, development & manufacture of protecting amino acids, amino acid derivatives and chiral compounds. We manufacture amino acids, active pharmaceutical ingredients and pharmaceutical intermediates. Our active pharmaceutical ingredients include aripiprazole, sunitinib malate, sitagliptin, sitagliptin phosphate monohydrate, sunitinib and nefazodone hydrochloride. Aripiprazole is an off-white or white crystal. Sunitinib is a yellow crystal. We manufacture various other intermediates including 1-(2,3-dichlorophenyl)piperazine hydrochloride, 5-fluoro-2-oxindole, 5-bromo-2-methoxybenzaldehyde, ethyl isocyanoacetate, 2-amino-4,5-dimethoxybenzoic acid, 5-chloro-2-oxindole and 5-bromo-2-hydroxybenzaldehyde.