Acetic Anhydride → HCID 53701521, compound

Participants

Reaction Steps

21 g of 6-ethoxymethylpyridine-2,3-dicarboxylic acid are added to a mixture of 100 ml of dimethoxyethane, 28 ml of acetic anhydride and 15 ml of pyridine while stirring and the whole is further stirred for 6 hours at room temperature before being concentrated by evaporation under a high vacuum. 20 g of anhydride remain in the form of an oily liquid with a refractive index nD22 of 1.5480.

Provenance & Evidence