| abstract |
6,7-dichloro-1,5-dihydroimidazo [2,1-b] quinazolin-2 (3H) -one or an analogue thereof is an imidazoquinazoline anagrelide that selectively reduces human platelet count Providing a new process that generates An intermediate (I) obtained by reducing 1,1-dimethyl-ethyl N- (2,3-dichloro-6-nitrobenzyl) glycine obtained from 2,3-dichloro-6-nitrobenzaldehyde and a glycine derivative. ) To obtain the compound anaglide (IV). [Selection figure] None |