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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2055550Generated: November 1, 2026

Indole-3-Carboxylic Acid → 5-Bromo-1'-(1H-indol-3-ylcarbonyl)spiro[indole-3,4'-piperidin]-2(1H)-one

https://huagongshe.com/reaction/2055550

Reaction equation

Participants

RoleNameHCIDCharge
ReactantIndole-3-Carboxylic AcidHCID 69867—
Reactant5-Bromospiro[indoline-3,4'-piperidin]-2-oneHCID 59657582—
Product5-Bromo-1'-(1H-indol-3-ylcarbonyl)spiro[indole-3,4'-piperidin]-2(1H)-oneHCID 59657612—

Reaction Steps

Following the general procedure I as described above, the acylation of 5-bromospiro[indole-3,4′-piperidin]-2(1H)-one with 1H-indole-3-carboxylic acid (commercially available), gave the title compound. ES-MS m/e (%): 424.3(M+H+).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07332501B2
Source datasetuspto-grants-2008_02
ORD IDord-a7df51b296974957868782c620969a53
Source noteuspto-grants-2008_02