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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2053871Generated: October 30, 2026

Chlorine → HCID 178426915, compound

https://huagongshe.com/reaction/2053871

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 178507168HCID 178507168—
SolventTetrahydrofuranHCID 8028—
SolventEthanol ethylacetateHCID 21584252—
ProductHCID 178426915HCID 17842691588%

Reaction Steps

Prepared analogously to Example 1g from 3-methyl-4-(pyrrolidin-1-ylcarbonyl)benzoic acid, TBTU, diisopropylethylamine, and 1-(5-chloro-1H-benzimidazol-2-yl)cyclobutylamine in tetrahydrofuran. Yield: 88%; Rf value: 0.42 (silica gel; ethyl acetate/ethanol=9:1); C24H25ClN4O2 (436.94); mass spectrum: (M+H)+=437/439 (chlorine isotope).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07326791B2
Source datasetuspto-grants-2008_02
ORD IDord-578cb668ef034f5e8e8f76e9403a79d2
Source noteuspto-grants-2008_02