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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 905767Generated: October 25, 2026

4-(2,3-Difluoro-phenyl)-1,3-dihydro-indol-2-one → 5-(2-Diethylamino-ethyl)-2-[4-(2,3-difluoro-phenyl)-2-oxo-1,2-dihydro-indol-3-ylidenemethyl]-3-methyl-1,5,6,7-tetrahydro-pyrrolo[3,2-c]pyridin-4-one

https://huagongshe.com/reaction/905767

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-(2,3-Difluoro-phenyl)-1,3-dihydro-indol-2-oneHCID 22561971—
Reactant5-(2-diethylaminoethyl)-3-methyl-4-oxo-4,5,6,7-tetrahydro-1H-pyrrolo[3,2-c]pyridine-2-carbaldehydeHCID 25023015—
Product5-(2-Diethylamino-ethyl)-2-[4-(2,3-difluoro-phenyl)-2-oxo-1,2-dihydro-indol-3-ylidenemethyl]-3-methyl-1,5,6,7-tetrahydro-pyrrolo[3,2-c]pyridin-4-oneHCID 6660668522%

Reaction Steps

The title compound was prepared under the same conditions as described in Example 1 with 5-(2-diethylamino-ethyl)-3-methyl-4-oxo-4,5,6,7-tetrahydro-1H-pyrrolo[3,2-c]pyridine-2-carbaldehyde and 4-(2,3-difluoro-phenyl)-1,3-dihydro-indol-2-one (prepared according to WO2002055517) as starting materials to give 5-(2-diethylamino-ethyl)-2-[4-(2,3-difluoro-phenyl)-2-oxo-1,2-dihydro-indol-3-ylidenemethyl]-3-methyl-1,5,6,7-tetrahydro-pyrrolo[3,2-c]pyridin-4-one (20 mg, 22.0%) as a yellow solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08012966B2
Source datasetuspto-grants-2011_09
ORD IDord-79dd527c5c844e6892665d93205b9ea7
Source noteuspto-grants-2011_09