1041262-65-0
(1S,5S,6R)-ethyl 5-(1,3-dioxoisoindolin-2-yl)-7-(2-(trimethylsilyl)ethylsulfonyl)-7-aza-bicyclo[4.1.0]hept-2-ene-3-carboxylate
→
~90%
1041262-69-4
(3R,4R,5S)-ethyl 5-(1,3-dioxoisoindolin-2-yl)-3-hydroxy-4-(2-(trimethylsilyl)ethylsulfonamido)cyclohex-1-enecarboxylate