Protopine is discontinued (controlled substance). Protopine is a benzylisoquinoline alkaloid occurring in opium poppy, Corydalis tubers and other plants of the family papaveraceae, like Fumaria officinalis. It has been found to inhibit histamine H1 receptors and platelet aggregation, and acts as an analgesic. References: Jiang X, Ye J, Zeng J, Zou X, Wu J. [Determination of protopine in Corydalis racemose by HPLC]. Zhongguo Zhong Yao Za Zhi. 2010 Sep;35(17):2315-7. Chinese. PubMed PMID: 21137346.

纯度：≥98%

CAS：130-86-9