医药原料、中间体企业黄页

4-*********

3-N-BOC-***-2-******

cis-***-[2-(2,4-二***)-2-(1H-1,2,4-三***-1-基***)-1,3-二***-4-基]***

3-(4H-1,2,4-三***-4-基)***

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