Diisopropylethylamine → HCID 15550598, compound

Participants

Reaction Steps

A solution of 1.10 g (4.27 mmol) of 3-azidocarbonyi-indole-1-carboxylic acid ethyl ester (Suvorov et al. Khimiya Gereotsiklicheskikh Soedinenii, 8 (1975) 1099-1105) in 15 ml of absolute benzene was heated reflux for 6 hours under nitrogen. After cooling to room temperature the benzene solution was rapidly added to a freshly prepared suspension of 2.04 g (4.27 mmol) of the product of step c) and 0.55 g (4.27 mmol) of ethyldiisopropylamine in 20 ml of THF.

Provenance & Evidence