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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1594121Generated: November 4, 2026

1,1-Dichloroethane → 8-Chloromethyl-2,9-dimethyl-9H-purine

https://huagongshe.com/reaction/1594121

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1,1-DichloroethaneHCID 6365—
ReactantEthyl 2-chloroethanecarboximidate hydrochlorideHCID 12470659—
ReactantHCID 22380283HCID 22380283—
Product8-Chloromethyl-2,9-dimethyl-9H-purineHCID 22379955—

Reaction Steps

A solution of 2,N-Dimethyl-4,5-diaminopyrimidine (180 mg, 1.3 mmol) and ethyl chloroacetimidate hydrochloride (310 g, 2.0 mmol) in dichloroethane (10 mL) is heated at reflux for 17 h and cooled. The mixture is washed with aqueous NaHCO3, water, dried and concentrated to give 8-Chloromethyl-2,9-dimethyl-9H-purine.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07300945B2
Source datasetuspto-grants-2007_11
ORD IDord-4afa8739199d4be8962861c29e96efe1
Source noteuspto-grants-2007_11