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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1196882Generated: October 31, 2026

4-Methoxybenzaldehyde → HCID 136153535, compound

https://huagongshe.com/reaction/1196882

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-MethoxybenzaldehydeHCID 31244—
ReactantSodium BisulfiteHCID 23665763—
ReactantHCID 136066310HCID 136066310—
SolventMethanolHCID 887—
ProductHCID 136153535HCID 13615353582%

Reaction Steps

In a manner analogous to that described in Example 20, from 4-methoxy-benzaldehyde, sodium hydrogen sulphite and 6,7-diamino-3,4-dihydroquinazolin-4-one (see Example 2), after boiling with methanol, there was obtained the title compound in a yield of 82% of theory; m.p. >300° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05116843
Source datasetuspto-grants-1992_05
ORD IDord-1f0257e21f1e484da0658cc2623b3e4f
Source noteuspto-grants-1992_05