Acetic Anhydride → HCID 178424995, compound

Participants

Reaction Conditions

Reaction Steps

To 1-(5-carboxypentyl)-4,6-difluoro-2,3,3-trimethyl-3H-indolium (50 mg) was added malonaldehyde bis(phenylimine) monohydrochloride (37.6 mg), acetic anhydride (2 ml) and acetic acid (1 ml). This mixture was heated to 120° C. for 1 hour after which time it was cooled to room temperature. This crude reaction mixture (ca. 32 mg/ml product) was used without purification as further described.

Provenance & Evidence