反应详情

温度

100 °C

A mixture of 4-[(2-chloro-pyrimidine-5-carbonyl)-cyclopropyl-amino]-piperidine-1-carboxylic acid tert-butyl ester (3.00 g), ethyldiisopropylamine (1.97 mL) and 1H-imidazole (520 mg) in N-methyl-2-pyrrolidinon (10 mL) is stirred over night at 100° C. After cooling to room temperature, water is added and the precipitate is filtered off and dried. LC (method 9): tR=1.29 min; Mass spectrum (ESI+): m/z=413 [M+H]+.

1. temperatureAfter cooling to room temperature
2. filtrationthe precipitate is filtered off
3. customdried