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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1505791Generated: October 31, 2026

Pyrrolidine → HCID 90229309, compound

https://huagongshe.com/reaction/1505791

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPyrrolidineHCID 31268—
Reactantmethyl 2-(2-ethoxy-2-oxoethyl)-6-({[2-(trifluoromethyl)phenyl]carb onyl}amino)-1H-benzimidazole-4-carboxylateHCID 90229474—
SolventEthyl AcetateHCID 8857—
ProductHCID 90229309HCID 90229309—

Reaction Conditions

Temperature70 °C

Reaction Steps

Pyrrolidine (1 mL) was added to methyl 2-(2-ethoxy-2-oxoethyl)-6-({[2-(trifluoromethyl)phenyl]carbonyl}amino)-1H-benzimidazole-4-carboxylate (80 mg), and the solution was stirred at 70° C. for 30 minutes. The reaction mixture was diluted with ethyl acetate, and washed with brine. The ethyl acetate layer was concentrated under reduced pressure. The residue was purified on column chromatography to obtain the titled compound (74 mg) as white powder.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09216968B2
Source datasetuspto-grants-2015_12
ORD IDord-1588126fe02442a0b6cf0d73fc82a94e
Source noteuspto-grants-2015_12