anhydro-6-(R)-hydroxyethyl-6-bromo-pen相关论文
A Facile and Highly Stereoselective Reductive Debromination of Anhydro-6- (R)-Hydroxyethyl- 6-Bromop
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
A Facile and Highly Stereoselective Reductive Debromination of Anhydro-6- (R)-Hydroxyethyl- 6-Bromop
Reductive debromination of anhydro-6-(R)-hydroxyethyl-6-bromopenicillin 7 by zinc in ammonium acetate gave 9 in 81% yiel......