(3R,4R)-3-[(1R)-1-allyloxycarbonyloxyethyl]-4-acetoxy-2-azetidinone → HCID 57026143, compound

Participants

Reaction Steps

Using (3R,4R)-4-acetoxy-3-[(R)-1-(allyloxycarbonyloxy)ethyl]azetidin-2-one and 1,2-bis(trimethylsilyloxy)-2-cyclohexene, the procedure of Reference Example 3 was otherwise repeated to give (3S,4R)-3-[(R)-1-(allyloxycarbonyloxy)ethyl]-4-[(1S,3R)-2-oxo-3-trimethylsilyloxycyclohexan-1-yl]azetidin-2-one (S-compound) and (3S,4R)-3-[(R)-1-(allyloxycarbonyloxy)ethyl]-4-[(1R,3S)-2-oxo-3-trimethylsilyloxycyclohexan-1-yl]azetidin-2-one (R-compound), each as a colorless oil.

Provenance & Evidence