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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2047373Generated: November 2, 2026

Hydrochloric Acid → 1-Methyl-2-(3-piperazin-1-yl-phenyl)-1H-benzoimidazole dihydrochloride

https://huagongshe.com/reaction/2047373

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant4-[3-(1-Methyl-1H-benzoimidazol-2-yl)-phenyl]-piperazine-1-carboxylic acid tert-butyl esterHCID 59568200—
SolventMethanolHCID 887—
SolventDiethyl EtherHCID 3283—
Product1-Methyl-2-(3-piperazin-1-yl-phenyl)-1H-benzoimidazole dihydrochlorideHCID 68670433—

Reaction Steps

To a solution of 4-[3-(1-methyl-1H-benzoimidazol-2-yl)-phenyl]-piperazine-1-carboxylic acid tert-butyl ester (1.30 g, 3.32 mmol) in MeOH (4 mL) was added 2M HCl in Et2O (9 mL) and the resulting solution was stirred for 6 h at room temperature.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08592463B2
Source datasetuspto-grants-2013_11
ORD IDord-6a3d0e6d3d2d4b91ac01b45740ae0b35
Source noteuspto-grants-2013_11