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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1012130Generated: November 3, 2026

Hydrogen chloride-ethyl acetate → HCID 178522423, compound

https://huagongshe.com/reaction/1012130

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrogen chloride-ethyl acetateHCID 21866389—
ReactantHCID 178452292HCID 178452292—
SolventMethanolHCID 887—
ProductHCID 178522423HCID 17852242330.7%

Reaction Steps

A mixture of 4-{2-[4-(2,6-difluoro-benzoylamino)-1H-pyrazol-3-yl]-1H-benzimidazol-5-ylmethyl}-piperazine-1-carboxylic acid tert-butyl ester (84 mg), MeOH (3 mL) and saturated HCl/EtOAc (3 mL) was stirred at r.t. for 16 h and then reduced in vacuo azeotroping with toluene to give the title compound (21 mg) as a yellow solid. (LC/MS: Rt 1.60, [M+H]+ 438.09).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07977477B2
Source datasetuspto-grants-2011_07
ORD IDord-2f1f8b855547469d852f747cf332bff7
Source noteuspto-grants-2011_07