Palladium catalyzed cross-coupling acylation approach to the antitumor antibiotic fredericamycin A
作者:P. Andrew Evans、Thomas A. Brandt
DOI:10.1016/0040-4039(96)00055-x
日期:1996.2
catalyzed cross-coupling of the organozinc reagent derived from 2-bromobenzaldehyde ethylene ketal 4 with the acyl chlorides 5 and 8 provides an expeditious route to the BCD2 and BDCE 2 ring systems of Fredericamycin A 1.
衍生自2-溴苯甲醛乙烯缩酮4的有机锌试剂与酰基氯5和8的钯催化交叉偶联提供了一种快速途径,可通往Fredericamycin A 1的BCD 2和BDCE 2环系统。