The synthesis of some quinazolino[3,2‐a][1,4]benzodiazepines from 2‐bromomethyl‐3‐o‐carbomethoxyphenyl‐4(3H)quinazolone is described. Alkylation and acylation of N‐6 led to a series of novel derivatives of this ring system.
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Harrison et al. (1977) studied this question.
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