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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 11274Generated: October 26, 2026

Pyridine → 2-[5-(3-Chloropropanesulfonamido)-2-propoxyphenyl]-5-methyl-7-cyclopentyl-3H-imidazo[5,1-f][1,2,4]-triazin-4-one

https://huagongshe.com/reaction/11274

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPyridineHCID 1049—
Reactant3-Chloropropanesulphonyl chlorideHCID 15410—
Reactant2-(5-Amino-2-propoxyphenyl)-5-methyl-7-cyclopentyl-3H-imidazo[5,1-f][1,2,4]-triazin-4-oneHCID 135604925—
SolventDichloromethaneHCID 6344—
Product2-[5-(3-Chloropropanesulfonamido)-2-propoxyphenyl]-5-methyl-7-cyclopentyl-3H-imidazo[5,1-f][1,2,4]-triazin-4-oneHCID 135604966—

Reaction Steps

368 mg (1.0 mmol) of the compound from example 44A are reacted with 266 mg (1.5 mmol) of 3-chloropropanesulfonyl chloride and 0.81 ml (10.0 mmol) of pyridine in 12 ml of dichloromethane for 3 hours.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07098207B2
Source datasetuspto-grants-2006_08
ORD IDord-8f314dafc04e4e4c80a2a27202844908
Source noteuspto-grants-2006_08