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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2054019Generated: October 31, 2026

Chlorine → HCID 178427143, compound

https://huagongshe.com/reaction/2054019

Reaction equation

Participants

RoleNameHCIDCharge
ReactantChlorineHCID 24526—
ReactantDiisopropylethylamineHCID 81531—
ReactantO-(Benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborateHCID 2733207—
Reactant(S)-1-(5-chloro-1H-benzimidazol-2-yl)ethylamineHCID 42034613—
ReactantHCID 69309871HCID 69309871—
SolventTetrahydrofuranHCID 8028—
SolventDichloromethane ethanolHCID 21584144—
ProductHCID 178427143HCID 17842714349%

Reaction Steps

Prepared analogously to Example 1g from rac.-4-(3-fluoropyrrolidin-1-ylcarbonyl)-3-methylbenzoic acid, TBTU, diisopropylethylamine and (1S)-1-(5-chloro-1H-benzimidazol-2-yl)ethylamine in tetrahydrofuran. Yield: 49%; Rf value: 0.30 (silica gel: dichloromethane/ethanol=9:1); C22H22ClFN4O2 (428.893); mass spectrum: (M+H)+=429/431 (chlorine isotope).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07326791B2
Source datasetuspto-grants-2008_02
ORD IDord-0d08152f6ab94078bc5db616f8b4666b
Source noteuspto-grants-2008_02