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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2054022Generated: October 30, 2026

Chlorine → HCID 178448334, compound

https://huagongshe.com/reaction/2054022

Reaction equation

Participants

RoleNameHCIDCharge
ReactantChlorineHCID 24526—
ReactantDiisopropylethylamineHCID 81531—
ReactantO-(Benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborateHCID 2733207—
Reactant3-Chloro-4-(2,5-dihydropyrrol-1-ylcarbonyl)benzoic acidHCID 69315164—
ReactantHCID 178448311HCID 178448311—
SolventTetrahydrofuranHCID 8028—
SolventDichloromethane ethanolHCID 21584144—
ProductHCID 178448334HCID 178448334—

Reaction Steps

Prepared analogously to Example 1g from 3-chloro-4-(2,5-dihydropyrrol-1-ylcarbonyl)benzoic acid, TBTU, diisopropylethylamine, and (1S)-1-(5-chloro-1H-benzimidazol-2-yl)butylamine in tetrahydrofuran. Yield: quantitative; Rf value: 0.49 (silica gel: dichloromethane/ethanol=9:1); C23H22Cl2N4O2 (457.359); mass spectrum: (M+H)+=457/459/461 (chlorine isotope).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07326791B2
Source datasetuspto-grants-2008_02
ORD IDord-f16aa5ea8a1f45fa816190ea227a085b
Source noteuspto-grants-2008_02