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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2053940Generated: October 30, 2026

Chlorine → HCID 178495740, compound

https://huagongshe.com/reaction/2053940

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 178495727HCID 178495727—
SolventDimethylformamideHCID 6228—
SolventDichloromethane methanolHCID 21226129—
ProductHCID 178495740HCID 17849574087%

Reaction Steps

Prepared analogously to Example 1g from 3-chloro-4-(2,5-dihydropyrrol-1-ylcarbonyl)benzoic acid, TBTU, diisopropylethylamine, and (1R)-1-(5-chloro-1H-benzimidazol-2-yl)-2-methoxyethyl amine in dimethylformamide. Yield: 87%; Rf value: 0.59 (silica gel; dichloromethane/methanol=95:5); C22H20Cl2N4O3 (459.33); mass spectrum: (M+H)+=459/461/463 (chlorine isotope) and (M−H)−=457/459/461 (chlorine isotope).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07326791B2
Source datasetuspto-grants-2008_02
ORD IDord-1bf1c63d597f4ecf9747e153e13174a6
Source noteuspto-grants-2008_02