反应详情

A mixture of 1-cyano-4-hydroxy-7-(4-methoxy-phenoxy)-isoquinoline-3-carboxylic acid methyl ester (100 mg) and 3-amino-3-methyl-butyric acid (100 mg) and NaOMe (45 mg) in DMA (1.5 mL) was microwaved at 150° C. for 3 h. The mixture was cooled, diluted with water, acidified with 2 M HCl solution, solids were collected with filtration, washed with water, air dried then the residue was further column purified to give the desired product (27 mg). LC MS ESI+: 436 (M+1)+.

1. customwas microwaved at 150° C. for 3 h
2. temperatureThe mixture was cooled
3. filtrationwere collected with filtration
4. washwashed with water, air
5. customdried
6. custompurified