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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 44885Generated: October 30, 2026

(R)-2-Chloro-8-cyclopentyl-7-ethyl-5-methyl-7,8-dihydropteridin-6(5H)-one → (R)-8-cyclopentyl-7-ethyl-2-(2-(5-fluoropyridin-2-yl)-1H-imidazol-1-yl)-5-methyl-7,8-dihydropteridin-6(5H)-one

https://huagongshe.com/reaction/44885

Reaction equation

Participants

RoleNameHCIDCharge
Reactant(R)-2-Chloro-8-cyclopentyl-7-ethyl-5-methyl-7,8-dihydropteridin-6(5H)-oneHCID 24820413—
Reactant5-fluoro-2-(1H-imidazol-2-yl)pyridineHCID 55268066—
Product(R)-8-cyclopentyl-7-ethyl-2-(2-(5-fluoropyridin-2-yl)-1H-imidazol-1-yl)-5-methyl-7,8-dihydropteridin-6(5H)-oneHCID 58405546—

Reaction Steps

The title compound was prepared similarly to the methods described in Example 77, with Intermediate B instead of Intermediate C and with 5-fluoro-2-(1H-imidazol-2-yl)pyridine instead of 2-phenyl-1H-imidazole. LCMS: 422.3 m/z (M+H)+; ret. Time: 6.73 min (Analytical Method C).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08541418B2
Source datasetuspto-grants-2013_09
ORD IDord-27cdd0b7b3314c5bad66d960cf6cac6a
Source noteuspto-grants-2013_09