Chlorosuccinimide → 3-Chloro-1H-indole-5-carboxylic acid methyl ester

Participants

Reaction Steps

A mixture of 1.4 g (8 mmol) 1H-indole-5-carboxylic acid methyl ester and 1.28 g (9.6 mmol) N-chlorosuccinimid in 40 mL methanol was stirred at room temperature for 16 h. The mixture was evaporated to dryness and taken up in DCM washed with 1N NaHCO3 aq, dried with MgSO4, filtered and evaporated to dryness to yield 1.05 g (62%) of the title compound. MS(m/e): 210.1 (MH+).

Provenance & Evidence