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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2252153Generated: October 30, 2026

5-Bromo-2-oxindole → 5-(5-Bromo-2-oxo-1,2-dihydroindol-3-ylidenemethyl)-2-methyl-4-phenyl-1H-pyrrole-3-carboxylic acid ethyl ester

https://huagongshe.com/reaction/2252153

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5-Bromo-2-oxindoleHCID 611193—
Reactant5-formyl-2-methyl-4-phenyl-1H-pyrrole-3-carboxylic acid ethyl esterHCID 20604779—
Product5-(5-Bromo-2-oxo-1,2-dihydroindol-3-ylidenemethyl)-2-methyl-4-phenyl-1H-pyrrole-3-carboxylic acid ethyl esterHCID 6728155160%

Reaction Steps

5-Bromo-1,3-dihydroindol-2-one (60 mg, 0.29 mmol) was condensed with 5-formyl-2-methyl-4-phenyl-1H-pyrrole-3-carboxylic acid ethyl ester (75 mg) to give 78 mg (60%) of the title compound as an orange solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07320996B2
Source datasetuspto-grants-2008_01
ORD IDord-d354f330081b4a2a98baf4534fe1556f
Source noteuspto-grants-2008_01