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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2054054Generated: November 3, 2026

Chlorine → HCID 178448330, compound

https://huagongshe.com/reaction/2054054

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 178448308HCID 178448308—
SolventTetrahydrofuranHCID 8028—
SolventDichloromethane ethanolHCID 21584144—
ProductHCID 178448330HCID 17844833046%

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)but-3-ynylamine in tetrahydrofuran. Yield: 46%; Rf value: 0.42 (silica gel: dichloromethane/ethanol=9:1); C24H23ClN4O2 (434.925); mass spectrum: (M+H)+=435/437 (chlorine isotope).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07326791B2
Source datasetuspto-grants-2008_02
ORD IDord-b8e939df508047bc8b6708401144d168
Source noteuspto-grants-2008_02