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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 236300Generated: October 30, 2026

Diethyl Ether → 1H-Purine-2,6-dione, 3,7-dihydro-3-(cyclohexylmethyl)-

https://huagongshe.com/reaction/236300

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiethyl EtherHCID 3283—
ReactantChloroformHCID 6212—
ReactantHCID 131714386HCID 131714386—
SolventFormic AcidHCID 284—
Product1H-Purine-2,6-dione, 3,7-dihydro-3-(cyclohexylmethyl)-HCID 3058999—

Reaction Steps

2 g of 5,6-diamino-1-cyclohexylmethyl-2,4-(1H,3H)-pyrimidine dione (XXII) was refluxed in 10 ml of formic acid for 1 h. 5 ml of chloroform was added and ether was then added slowly. The received crystals were filtered off. Yield 2.1 g (XXIII). The amide (XXIII) was refluxed in 15 ml of 2N NaOH for 1 hour and then neutralized with 5N HCl.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04644001
Source datasetuspto-grants-1987_02
ORD IDord-fa4decf5ca3a4d4e919a7d6d18165f3b
Source noteuspto-grants-1987_02