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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2053821Generated: October 28, 2026

Chlorine → HCID 178464776, compound

https://huagongshe.com/reaction/2053821

Reaction equation

Participants

RoleNameHCIDCharge
ReactantChlorineHCID 24526—
ReactantDiisopropylethylamineHCID 81531—
ReactantO-(Benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborateHCID 2733207—
ReactantBenzoic acid, 4-(1-pyrrolidinylcarbonyl)-HCID 10932939—
ReactantHCID 178463384HCID 178463384—
SolventTetrahydrofuranHCID 8028—
SolventDichloromethane ethanolHCID 21584144—
ProductHCID 178464776HCID 17846477698%

Reaction Steps

Prepared analogously to Example 1g from 4-(pyrrolidin-1-ylcarbonyl)benzoic acid, TBTU, diisopropylethylamine, and 1-(5-chloro-1H-benzimidazol-2-yl)ethylamine in tetrahydrofuran. Yield: 98%; Rf value: 0.50 (silica gel; methylene chloride/ethanol=9:1); C21H21ClN4O2 (396.88); mass spectrum: (M+H)+=397/399 (chlorine isotope).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07326791B2
Source datasetuspto-grants-2008_02
ORD IDord-18c3bc4455564e2b9943c373626ee282
Source noteuspto-grants-2008_02