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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1904818Generated: October 26, 2026

Water → HCID 178481592, compound

https://huagongshe.com/reaction/1904818

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
ReactantUreaHCID 1176—
Reactant6-chloro-N4-methylpyrimidine-4,5-diamineHCID 308477—
ProductHCID 178481592HCID 17848159260%

Reaction Conditions

Temperature180 °C

Reaction Steps

A mixture of 4.76 parts of 6-chloro-N4 methyl-4,5-pyrimidinediamine and 7.2 parts of urea was stirred and heated for 1 hour at 180° C. After cooling, the residue was suspended in water. The product was filtered off and dried, yielding 3.3 parts (60%) of 6-chloro-9-methyl-9H-purin-8-ol (69).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04839374
Source datasetuspto-grants-1989_06
ORD IDord-77235798bc7a47c2baa1d5e6c52ff6e7
Source noteuspto-grants-1989_06