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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2054027Generated: November 1, 2026

Chlorine → HCID 178427138, compound

https://huagongshe.com/reaction/2054027

Reaction equation

Participants

RoleNameHCIDCharge
ReactantChlorineHCID 24526—
ReactantDiisopropylethylamineHCID 81531—
ReactantO-(Benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborateHCID 2733207—
Reactant3-Methyl-4-(2,5-dihydropyrrol-1-ylcarbonyl)benzoic acidHCID 11858638—
Reactant(S)-1-(5-chloro-1H-benzimidazol-2-yl)ethylamineHCID 42034613—
SolventTetrahydrofuranHCID 8028—
SolventDichloromethane ethanolHCID 21584144—
ProductHCID 178427138HCID 17842713896%

Reaction Steps

Prepared analogously to Example 1g from 4-(2,5-dihydropyrrol-1-ylcarbonyl)-3-methylbenzoic acid, TBTU, diisopropylethylamine, and (1S)-1-(5-chloro-1H-benzimidazol-2-yl)ethylamine in tetrahydrofuran. Yield: 96%; Rf value: 0.50 (silica gel: dichloromethane/ethanol=9:1); C22H21ClN4O2 (408.887); mass spectrum: (M+H)+=409/411 (chlorine isotope).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07326791B2
Source datasetuspto-grants-2008_02
ORD IDord-86d27816392f4a6e9d26ec7b4a6abba8
Source noteuspto-grants-2008_02