Triethylamine → HCID 20500933, compound

Participants

Reaction Steps

To a solution cooled to -10° C. of 9 g of the compound of formula (XXXI) obtained in the preceding step and 12.5 ml of triethylamine in 250 ml of methylene chloride are added 5.4 ml of mesyl chloride. Then it is left for 30 minutes at ambient temperature, then washed with water with the help of 1 N hydrochloric acid solution, with water, with a sodium bicarbonate solution, dried on sodium sulfate, filtered and the filtrate is evaporated. An oil is obtained which is then crystallized.

Provenance & Evidence