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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1860755Generated: October 27, 2026

Oxindole → 3-(3-Cyclopentyl-4-methoxybenzylidene)-1,3-dihydro-indol-2-one

https://huagongshe.com/reaction/1860755

Reaction equation

Participants

RoleNameHCIDCharge
ReactantOxindoleHCID 321710—
Reactant3-Cyclopentyl-4-methoxybenzaldehydeHCID 22571071—
Product3-(3-Cyclopentyl-4-methoxybenzylidene)-1,3-dihydro-indol-2-oneHCID 54515603—

Reaction Steps

3-Cyclopentyl-4-methoxybenzaldehyde was condensed with 2-oxindole to give 0.25 g of 3-(3-Cyclopentyl-4-methoxybenzylidene)-1,3-dihydro-indol-2-one as a yellow-orange solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06531502B1
Source datasetuspto-grants-2003_03
ORD IDord-4b695d0ad89f4c269150c3771ad05276
Source noteuspto-grants-2003_03