1132659-94-9
(3R,4S,5R)-3,4,5-tris-methanesulfonyloxy-cyclohex-1-enecarboxylic acid ethyl ester
→
~96%
1151665-75-6
(3R,4S,5R)-3-azido-4,5-bis-methanesulfonyloxy-cyclohex-1-enecarboxylic acid ethyl ester