Zobrazeno 1 - 1
of 1
pro vyhledávání: '"Gregory H Hanson"'
Publikováno v:
The Journal of Organic Chemistry. 70:9382-9398
[Reaction: see text]. Two efficient routes to the C1-C22 subunit of halichondrin B are described. The cage ketal 7, which contains 11 asymmetric centers embedded within the ABCDEF-ring framework, was assembled from (+)-conduritol E (27) in 18 steps a