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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1790956Generated: October 26, 2026

Indole-5-carboxaldehyde → 3-(1H-Indol-5-ylmethylene)-2-oxo-2,3-dihydro-1H-indole-5-sulfonic acid amide

https://huagongshe.com/reaction/1790956

Reaction equation

Participants

RoleNameHCIDCharge
ReactantIndole-5-carboxaldehydeHCID 589040—
Reactant2-Oxoindoline-5-sulfonamideHCID 10198232—
Product3-(1H-Indol-5-ylmethylene)-2-oxo-2,3-dihydro-1H-indole-5-sulfonic acid amideHCID 54000463—

Reaction Steps

5-Aminosulfonyl-2-oxindole was condensed with indole-5-carbaldehyde to give the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07071332B2
Source datasetuspto-grants-2006_07
ORD IDord-8f0b61d8e33346a3b4c2b876a8ce1200
Source noteuspto-grants-2006_07