Benzaldehyde → HCID 136027653, compound

Participants

Reaction Steps

The titled compound was prepared in a manner analogous to Example 171, substituting 3-cyanobenzaldehyde for benzaldehyde in step A. Step C yielded a mixture of 1-[6-(3-cyano-benzylamino)-4-oxo-3,4-dihydro-quinazolin-2-yl]-1H-pyrazole-4-carboxylic acid, the titled compound, and 1-[6-amino-4-oxo-3,4-dihydro-quinazolin-2-yl]-1H-pyrazole-4-carboxylic acid, which was separated by reverse-phase HPLC.

Provenance & Evidence