Sodium Hydroxide → HCID 20282966, compound

Participants

Reaction Steps

The ester of step (b) (1.43 g) was stirred in dioxan (30 ml) containing N sodium hydroxide (6.75 ml) for one hour. The green solution was acidified and extracted with ethyl acetate. Evaporation gave a residue which was chromatographed over silica with a mixture of dichloromethane, ether and formic acid (90:7:3) to give the title acid (0.7 g), mp 157°-158°.

Provenance & Evidence