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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1384449Generated: October 29, 2026

HCID 9820579, compound → Trimetrexate

https://huagongshe.com/reaction/1384449

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHCID 9820579HCID 9820579—
SolventWaterHCID 962—
SolventTetrahydrofuranHCID 8028—
ProductTrimetrexateHCID 5583—

Reaction Steps

The method of claim 21 wherein step (c) comprises heating the 2,4-diamino-5-methyl-6-[(3,4,5-trimethoxyphenylimino)methyl]quinazoline in a mixture of tetrahydrofuran and water in the presence of a reducing agent to produce a crude trimetrexate base, and converting the crude trimetrexate base to trimetrexate acetate.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06258952B1
Source datasetuspto-grants-2001_07
ORD IDord-8b0845638e394ca99b3c5c54728dce4f
Source noteuspto-grants-2001_07