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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1359888Generated: November 3, 2026

Piperidine → HCID 59077731, compound

https://huagongshe.com/reaction/1359888

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPiperidineHCID 8082—
Reactant5-formyl-2,4-dimethyl-1H-pyrrole-3-carboxylic AcidHCID 11073792—
ReactantHCID 18180008HCID 18180008—
SolventEthanolHCID 702—
ProductHCID 59077731HCID 59077731—

Reaction Steps

A mixture of 5-(3,5-dichloro-phenylmethanesulfonyl)-1,3-dihydro-indol-2-one (356 mg, 1 mmol), 5-formyl-2,4-dimethyl-1H-pyrrole-3-carboxylic acid (167 mg) and piperidine (cat. amount) in ethanol was stirred at rt for 2 days. The reaction was concentrated and triturated with HCl (2M solution) to give the titled compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06599902B2
Source datasetuspto-grants-2003_07
ORD IDord-30cfd5c7dbec4b618a98e977064d1af5
Source noteuspto-grants-2003_07