海量图书期刊资源，随时随地畅享阅读乐趣
ChemInform Abstract: On Steroids. Part 377. Construction of the Side-Chain in 14β- Androst-5-ene Derivatives. Preparation of 14β-Pregnenolone.I. CERNY; M. BUDESINSKY; P. DRASAR; V. POUZAR · 1995