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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2053892Generated: October 31, 2026

Chlorine → HCID 178427123, compound

https://huagongshe.com/reaction/2053892

Reaction equation

Participants

RoleNameHCIDCharge
ReactantChlorineHCID 24526—
ReactantDiisopropylethylamineHCID 81531—
ReactantO-(Benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborateHCID 2733207—
Reactant3-Methyl 4-(pyrrolidin-1-ylcarbonyl)benzoic acidHCID 12068686—
ReactantHCID 178448310HCID 178448310—
SolventTetrahydrofuranHCID 8028—
SolventDichloromethane methanolHCID 21226129—
ProductHCID 178427123HCID 17842712372%

Reaction Steps

Prepared analogously to Example 1g from 3-methyl-4-(pyrrolidin-1-ylcarbonyl)benzoic acid, TBTU, diisopropylethylamine, and (1S)-1-(5-chloro-1H-benzimidazol-2-yl)-2-methylpropylamine in tetrahydrofuran. Yield: 72%; Rf value: 0.43 (silica gel; dichloromethane/methanol=9:1); C24H27ClN4O2 (438.96); Mass spectrum: (M+H)+=439 (chlorine isotope) and (M−H)−=437 (chlorine isotope).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07326791B2
Source datasetuspto-grants-2008_02
ORD IDord-6cbe3f082729420295e9f0eee09ee97b
Source noteuspto-grants-2008_02