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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 517836Generated: October 30, 2026

Ethyl bromoacetate → Ethyl 2-(1,2,3,4-tetrahydro-2,8-dimethylpyrido[4,3-b]indol-5-yl)acetate

https://huagongshe.com/reaction/517836

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl bromoacetateHCID 7748—
ReactantTriethylamineHCID 8471—
Reactant4-Methylphenylhydrazine monohydrochlorideHCID 12504—
Reactant1-Methylpiperidin-4-one hydrochlorideHCID 12210057—
SolventEthanolHCID 702—
ProductEthyl 2-(1,2,3,4-tetrahydro-2,8-dimethylpyrido[4,3-b]indol-5-yl)acetateHCID 44158421—

Reaction Steps

Preparation of the title compound was carried out according by using p-tolylhydrazine hydrochloride, ethyl bromoacetate, triethylamine and N-methyl-4-piperidone hydrochloride in ethanol to obtain ethyl 2-(1,2,3,4-tetrahydro-2,8-dimethylpyrido[4,3-b]indol-5-yl)acetate after purification on neutral alumina chromatography eluting with dichloromethane-hexane gradient.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09115137B2
Source datasetuspto-grants-2015_08
ORD IDord-0ef60443a43f46a3a9b27b4530f58403
Source noteuspto-grants-2015_08