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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1465327Generated: October 28, 2026

Potassium Hydroxide → 8-chloro-5-(2-(6-(trifluoromethyl)pyridin-3-yl)ethyl)-2,3,4,5-tetrahydro-1,2-dimethyl-1H-pyrido[4,3-b]indole

https://huagongshe.com/reaction/1465327

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium HydroxideHCID 14797—
Reactant5-Ethenyl-2-(trifluoromethyl)pyridineHCID 57416848—
ReactantHCID 68760066HCID 68760066—
SolventN-methyl-2-pyrrolidoneHCID 13387—
Product8-chloro-5-(2-(6-(trifluoromethyl)pyridin-3-yl)ethyl)-2,3,4,5-tetrahydro-1,2-dimethyl-1H-pyrido[4,3-b]indoleHCID 57876311—

Reaction Steps

The title compound is prepared from a mixture of, 8-chloro-2,3,4,5-tetrahydro-1,2-dimethyl-1H-pyrido[4,3-b]indole, 2-(trifluoromethyl)-5-vinylpyridine and KOH (5-7 equiv) in NMP at a temperature ranging between 25 deg C. to 100, deg C. The product obtained is isolated by preparative HPLC.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08999978B2
Source datasetuspto-grants-2015_04
ORD IDord-a589800aa90f4d39893dcd2ba79ca629
Source noteuspto-grants-2015_04