专利号:EP-0444889-A1 优先权日:1990-02-26 标 题:Novel synthesis of carbapenem intermediates 发明人:RANO THOMAS A; GREENLEE MARK L; DININNO FRANK P 权利人:MERCK & CO INC 摘要:Carbapenems having the formula: are prepared by a novel reaction of a readily accessible carbapenem intermediate and an organostannane. The reaction, which is mediated by a palladium compound and, optionally, a phosphine ligand, proceeds at remarkably mild temperatures in reproducibly good yields.
专利号:CA-2036960-A1 优先权日:1990-02-26 标 题 :Novel synthesis of carbapenem intermediates