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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2054020Generated: October 31, 2026

BROMINE CHLORIDE (BrCl) → HCID 178523888, compound

https://huagongshe.com/reaction/2054020

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBROMINE CHLORIDE (BrCl)HCID 61697—
ReactantDiisopropylethylamineHCID 81531—
ReactantO-(Benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborateHCID 2733207—
Reactant3-Bromo-4-(2,5-dihydropyrrol-1-ylcarbonyl)benzoic acidHCID 69309865—
ReactantHCID 178511834HCID 178511834—
SolventTetrahydrofuranHCID 8028—
SolventDichloromethane ethanolHCID 21584144—
ProductHCID 178523888HCID 17852388886%

Reaction Steps

Prepared analogously to Example 1g from 3-bromo-4-(2,5-dihydropyrrol-1-ylcarbonyl)benzoic acid, TBTU, diisopropylethylamine, and (1R)-2-benzyloxy-1-(5-chloro-1H-benzimidazol-2-yl)ethylamine in tetrahydrofuran. Yield: 86%; Rf value: 0.53 (silica gel: dichloromethane/ethanol=9:1); C28H24BrClN4O3 (579.88); mass spectrum: (M+H)+=579/581/583 (bromo-chlorine isotope).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07326791B2
Source datasetuspto-grants-2008_02
ORD IDord-580e75feb52c414284e1439353229191
Source noteuspto-grants-2008_02