HCID 178429948, compound → (E)-6-bromo-4-(methoxymethylene)isoquinoline-1,3(2H,4H)-dione

Participants

Reaction Steps

Using the procedure described for the preparation of 4Z)-6-bromo-4-({[4-(3,5-dimethylpiperazin-1-yl)phenyl]amino}methylene)isoquinoline-1,3(2H,4H)-dione, 5.11 g (81.9% yield) of yellow solid is obtained from 4.0 g (14.18 mmol) of (4E)-6-bromo-4-(methoxymethylene)isoquinoline-1,3(2H,4H)-dione and 3.24 g (17.0 mmol) of 4-[(2-methylpyrrolidin-1-yl)methyl]phenyl}amine: mp 183-184° C.; MS (ESI) m/z 440.0 (M+H)+1

Provenance & Evidence