Routes to derivatives of strigol (the witchweed germination factor) modified) in the 5-position
摘要:
The title compounds were prepared using nucleophilic substitution in the 5-position of 5b, 6b, 11a, and 11b or electrophilic addition to the diene system in 4 as key reactions. Methods for configurational assignment at C-5 and C-2' are discussed.