化工中间体企业黄页

7-溴-3,4-二氢-2H-***-1-***

tert-butyl 4-cyano-4-fluoropiperidine-1-carboxylate

5-***-[1,2,4]恶二***-3-******

N-(3-(4H-1,2,4-triazol-4-yl)phenyl)acetamide

2,4,8-三***[3,4-d]***