Pyridine → HCID 88705853, compound

Participants

Reaction Steps

A solution of 0.27 g of 4(R)-t-butyldimethylsilyloxyacetylthio-3(S)-[1(R)-p-nitrobenzyloxycarbonyloxyethyl]-1-(1-p-nitrobenzyloxycarbonyl-1-hydroxymethyl)-azetidin-2-one in 3 ml of anhydrous tetrahydrofuran was cooled at 0° C. 0.045 ml of pyridine and 0.03 ml of thionyl chloride were added. After 10 minutes the mixture was filtered.

Provenance & Evidence