2,4-Diamino-6-hydroxypyrimidine is a specific GTP cyclohydrolase I inhibitor (the rate-limiting enzyme in de novo pterin synthesis), blocks BH4 synthesis and suppresses NO production. References: Sung YJ, et al. 2,4-Diamino-6-hydroxypyrimidine, an inhibitor of GTP cyclohydrolase I, suppresses nitric oxide production by chicken macrophages. Int J Immunopharmacol. 1994 Feb;16(2):101-8.

纯度：≥98%

CAS：56-06-4