Introduce: Profile: Changzhou Joyous Chemical Co., Ltd. is mainly involved in the production of pharmaceutical intermediates and special chemicals. We have 3 multipurpose pilot plants & 5 commercial manufacturing sites and we offer comprehensive services in custom synthesis & contract manufacturing from kilogram scale to hundred tons scale. Our fine chemicals include m-hydroxy benzaldehyde, 4-hydroxybenzyl alcohol, p-acetylamino benzoic acid, 4-hydroxypiperidine, 4-piperidino piperidine, isopropyl 3-amino crotonate, 7-methoxy-1-tetralone, 1,2,3-trimethoxybenzene, ethyl 3-amino crotonate, 3,4-dimethoxybenzyl alcohol and 3,3-dimethyl acrylic acid. Our APIs include aripiprazole, capecitabine, entacapone, entacavir, erlotinib hydrochloride, etofibrate, febuxostat, gabapentin, ibandronate sodium, ifosfamide, imatinib mesylate and methylphenidate. We also offer moguisteine, nateglinide, pramipexole, pregabalin, tazobactam sodium, tigecycline and timolol maleate. We provide contract research services to the pharma industry for clinical studies and development. We also do analytical research and validation. We carry out all the activities from project selection to process research, analytical research & scale up. We are also involved in the preparation of DMF.
