Ethyl 5-amino-4-cyano-3-(2-ethoxy-2-oxoethyl)thiophene-2-carboxylate

Jinan jianfeng chemical co.ltd is a leading research-driven family-managed pharmaceutical company. in the principle of “quality oriented”, jianfeng passed the certification of iso9001:2008 quality management system. the products meet usp, ep, jp and cp standards and are available not only in china but also in the us, germany, canada, japan, etc. to meet market demands, jianfeng set up one r&d center, two gmp workshops and three pharmaceutical & chemical factories.