Shijiazhuang Yesheng Chemical Technology Co., Ltd
Country: China (Mainland)
Business Type: Lab/Research institutions
methyl 3-bromopyrazolo[1,5-a]pyrimidine-6-carboxylateCAS NO.: 1823420-32-1
Hydroxymethyl-7-Aminocephalosporanic acidCAS NO.: 15690-38-7