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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 617976Generated: October 26, 2026

2,4-Diaminopyrimidine-5-carbaldehyde → 6-(2,3-Dimethyl-phenyl)-pyrido[2,3-d]pyrimidine-2,7-diamine

https://huagongshe.com/reaction/617976

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2,4-Diaminopyrimidine-5-carbaldehydeHCID 309176—
Reactant2-(2,3-Dimethylphenyl)acetonitrileHCID 10130027—
Product6-(2,3-Dimethyl-phenyl)-pyrido[2,3-d]pyrimidine-2,7-diamineHCID 21850018—

Reaction Steps

The title compound was prepared according to Example 1, starting from 2,3-dimethylphenylacetonitrile and 2,4-diamino-5-pyrimidine-carboxaldehyde; mp 330-333° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05952342
Source datasetuspto-grants-1999_09
ORD IDord-8308ddb1f3a443618d91b00300970dda
Source noteuspto-grants-1999_09