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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 44803Generated: October 29, 2026

Hydrazine → (R)-8-cyclopentyl-7-ethyl-2-hydrazinyl-5-methyl-7,8-dihydropteridin-6(5H)-one

https://huagongshe.com/reaction/44803

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrazineHCID 9321—
Reactant(R)-2-Chloro-8-cyclopentyl-7-ethyl-5-methyl-7,8-dihydropteridin-6(5H)-oneHCID 24820413—
SolventEthanolHCID 702—
Product(R)-8-cyclopentyl-7-ethyl-2-hydrazinyl-5-methyl-7,8-dihydropteridin-6(5H)-oneHCID 58405330—

Reaction Steps

Intermediate B and hydrazine (6 equivalents) in ethanol was heated in a microwave for 1 h at 120° C. The solvent was removed to give Intermediate B-2. This material was used without further purification.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08541418B2
Source datasetuspto-grants-2013_09
ORD IDord-c585cc71d7264df784cfa8261c1f44c5
Source noteuspto-grants-2013_09