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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 858728Generated: October 26, 2026

6-[2-(5-Chloro-2,4-dimethoxy-phenyl)ethyl]-6-cyclopentyl-tetrahydropyran-2,4-dione → 6-[2-(5-Chloro-2,4-dimethoxy-phenyl)-ethyl]-6-cyclopentyl-4-hydroxy-3-(2-methyl-1H-imidazol-4-ylmethyl)-5,6-dihydro-pyran-2-one

https://huagongshe.com/reaction/858728

Reaction equation

Participants

RoleNameHCIDCharge
Reactant6-[2-(5-Chloro-2,4-dimethoxy-phenyl)ethyl]-6-cyclopentyl-tetrahydropyran-2,4-dioneHCID 16728701—
Reactant6-[2-(3-Chloro-4-isopropoxy-phenyl)ethyl]-6-cyclopentyl-tetrahydropyran-2,4-dioneHCID 16728739—
Reactant5,7-Dimethyl-[1,2,4]triazolo[1,5-a]pyrimidine-2-carbaldehydeHCID 23635226—
ReactantHCID 178418999HCID 178418999—
Product6-[2-(5-Chloro-2,4-dimethoxy-phenyl)-ethyl]-6-cyclopentyl-4-hydroxy-3-(2-methyl-1H-imidazol-4-ylmethyl)-5,6-dihydro-pyran-2-oneHCID 178493444—

Reaction Steps

The title compound was prepared analogously to Example B(31), where 6-[2-(5-Chloro-2,4-dimethoxy-phenyl)-ethyl]-6-cyclopentyl-dihydro-pyran-2,4-dione (described below), as substituted in place of 6-[2-(3-Chloro-4-isopropoxy-phenyl)-ethyl]-6-cyclopentyl-dihydro-pyran-2,4-dione and 2-methyl-1H-imidazole-4-carbaldehyde was substituted in place of 5,7-Dimethyl-[1,2,4]triazolo[1,5-a]pyrimidine-2-carbaldehyde of that example.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07148226B2
Source datasetuspto-grants-2006_12
ORD IDord-576a07a32bff4321bc30d2bdcd719fc6
Source noteuspto-grants-2006_12