Acetic Anhydride → HCID 178425987, compound

Participants

Reaction Conditions

Reaction Steps

To 1-(5-carboxypentyl)-4,5,6,7-tetrafluoro-3-methyl-3-(4-sulfobutyl)-3H-indolium (12 mg) was added malonaldehyde bis(phenylimine) monohydrochloride (7 mg), acetic anhydride (2 ml) and acetic acid (1 ml). This mixture was heated to 120° C. for 1 hour 50 minutes after which time it was cooled to room temperature. This crude reaction mixture (ca. 5 mg/ml product) was used without purification as further described.

Provenance & Evidence