Diisopropylethylamine → HCID 57562539, compound

Participants

Reaction Steps

Diisopropylethylamine (3.38 mL, 19.4 mmol) was added to a solution of methyl N-(tert-butoxycarbonyl)-D-cysteinate (3.04 g, 12.9 mmol) and □-trans-nitrostyrene (1.93 g, 12.92 mmol) in acetonitrile (80 mL). After 15 min, the reaction was concentrated. Purification by silica gel chromatography (100% hexanes→30% ethyl acetate/hexanes) gave the title compound (4.52 g).

Provenance & Evidence