Methanesulfonyl chloride → HCID 86621466, compound

Participants

Reaction Steps

4-Benzyloxycarbonylamino-3-methanesulfonyloxy-butyric acid benzyl ester was prepared by an analogous procedure as described in example 26i) starting from 6.7 g (19.6 mmol) 4-benzyloxycarbonylamino-3-hydroxy-butyric acid benzyl ester and 1.84 ml (1.2 equiv.) methanesulfonyl chloride. 4-Benzyloxycarbonylamino-3-methanesulfonyloxy-butyric acid benzyl ester was obtained in crude form as yellow oil. Yield: 8.5 g.

Provenance & Evidence