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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1359778Generated: October 29, 2026

Piperidine → 3-[1-{3,5-Dimethyl-4-[2-(4-methyl-piperazin-1-yl)-2-oxo-ethyl]-1H-pyrrol-2-yl}-meth-(Z)-ylidene]-5-phenylmethanesulfonyl-1,3-dihydro-indol-2-one

https://huagongshe.com/reaction/1359778

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPiperidineHCID 8082—
Reactant3,5-Dimethyl-4-[2-(4-methyl-piperazin-1-yl)-2-oxo-ethyl]-1h-pyrrole-2-carbaldehydeHCID 18179702—
ReactantHCID 21139221HCID 21139221—
SolventEthanolHCID 702—
Product3-[1-{3,5-Dimethyl-4-[2-(4-methyl-piperazin-1-yl)-2-oxo-ethyl]-1H-pyrrol-2-yl}-meth-(Z)-ylidene]-5-phenylmethanesulfonyl-1,3-dihydro-indol-2-oneHCID 59078785—

Reaction Steps

A mixture of 5-phenylmethanesulfonyl-1,3-dihydro-indol-2-one (100 mg, 0.35 mmol), 3,5-dimethyl-4-[2-(4-methyl-piperazin-1-yl)-2-oxo-ethyl]-1H-pyrrole-2-carbaldehyde (174 mg, 0.68 mmol) and piperidine (0.5 eq.) in ethanol (2 mL) was stirred at rt for 48 hours. The reaction was concentrated and triturated with acetone to give the titled compound as a pale orange solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06599902B2
Source datasetuspto-grants-2003_07
ORD IDord-b30f43ff3db94c65a3197eaf669f6add
Source noteuspto-grants-2003_07