A short and efficient synthesis of the C-3 to C-10 portion of the maytansinoids
作者:David M. Hodgson、Philip J. Parsons、Peter A. Stones
DOI:10.1016/s0040-4020(01)86450-4
日期:1991.1
The cyclic carbamate (3), a keyintermediate in our projected synthesis of trenudine (2), has been synthesised from 3,4-epoxycyclohexene (4) by ozonolytic cleavage of the cyclopentene (9) as a key step.