Acetic Acid → HCID 178516128, compound

Participants

Reaction Steps

103.5 g (0.35 mol) 3-trifluoromethyl-diethoxypentene acid ethyl ester (mixture of isomers, amount based on GC area-%) and 51.3 g (0.665 mol) ammonium acetate were heated to 150-155° C. over 8 h. A mixture of ethanol, acetic acid and acetic acid ethyl ester (ca. 60 g) was distilled off through a small column (20 cm, filled with 3 mm rings) during this heating period. The sump (79.8 g) can directly be transferred to the next step (yield has been determined only after final methoxylation step).

Provenance & Evidence