Diisopropylethylamine → HCID 178418600, compound

Participants

Reaction Steps

Operating mode: 1 equivalent of arginine methyl ester hydrochloride was taken up in dimethylformamide (3 ml/mmol). 1.1 equivalent of DIAE (diisopropyl ethylamine), 1 equivalent of N-(4-methoxyphenylazoformyl)-L-phenylalanine then 1.1 equivalent of TBTU (O-benzotriazol-1-yl)-N,N,N′,N′-tetramethyluronium tetrafluoroborate) were added. The necessary quantity of DIAE was added to obtain a pH of 7-8. After 5 min, it was evaporated to dryness and purified by chromatography (orange crystals).

Provenance & Evidence