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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1815351Generated: October 30, 2026

Piperidine → HCID 67282019, compound

https://huagongshe.com/reaction/1815351

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPiperidineHCID 8082—
Reactant5-Bromo-2-oxindoleHCID 611193—
Reactant2-formyl-5-methyl-1H-pyrrole-3-carboxylic acid (2-pyrrolidin-1-yl-ethyl)-amideHCID 20761618—
SolventEthanolHCID 702—
ProductHCID 67282019HCID 67282019—

Reaction Conditions

Temperature80 °C

Reaction Steps

A mixture of 5-bromo-2-oxindole (106 mg, 0.5 mmol), 2-formyl-5-methyl-1H-pyrrole-3-carboxylic acid (2-pyrrolidin-1-yl-ethyl)-amide (125 mg, 1 equiv.) and piperidine (0.2 mL) in ethanol (2 mL) was heated in a sealed tube at 80° C. for 1 hr and then cooled. The precipitate which formed was collected by vacuum filtration, washed with ethanol and ethyl acetate and dried to give the title compound as an orange solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06878733B1
Source datasetuspto-grants-2005_04
ORD IDord-094546d7eaa94d49b4111fb0f98641ae
Source noteuspto-grants-2005_04