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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1066393Generated: November 2, 2026

Guanine → Formamide

https://huagongshe.com/reaction/1066393

Reaction equation

Participants

RoleNameHCIDCharge
ReactantGuanineHCID 135398634—
ReactantN-(2,6-diamino-4-oxo-1H-pyrimidin-5-yl)formamideHCID 178508810—
SolventFormic AcidHCID 284—
ProductFormamideHCID 713—
ProductN-(2,6-diamino-4-oxo-1H-pyrimidin-5-yl)formamideHCID 178508810—

Reaction Steps

The objects of the invention, and others, may be accomplished with a process for the preparation of guanine starting from 2,4-diamino-5-formylamino-6-hydroxypyrimidine (DAFHP), which comprises reacting isolated DAFHP in the absence of formamide in formic acid, with or without addition of water under reflux conditions, to produce guanine.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06242599B1
Source datasetuspto-grants-2001_06
ORD IDord-a0cbe2276ea3440cbde73905acc9b8eb
Source noteuspto-grants-2001_06