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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 574585Generated: October 29, 2026

Potassium Hydroxide → 2,3,4,5-tetrahydro-5-(2-(6-(hydroxymethyl)pyridin-3-yl)ethyl)-2-methyl-1H-pyrido[4,3-b]indole-8-carboxylic acid

https://huagongshe.com/reaction/574585

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium HydroxideHCID 14797—
Reactant2-Methyl-2,3,4,5-tetrahydro-1H-pyrido[4,3-b]indole-8-carboxylic acidHCID 218282—
Reactant(5-Ethenylpyridin-2-yl)methanolHCID 56972681—
SolventN-methyl-2-pyrrolidoneHCID 13387—
Product2,3,4,5-tetrahydro-5-(2-(6-(hydroxymethyl)pyridin-3-yl)ethyl)-2-methyl-1H-pyrido[4,3-b]indole-8-carboxylic acidHCID 57876001—

Reaction Steps

The title compound is prepared from a mixture of 2,3,4,5-tetrahydro-2-methyl-1H-pyrido[4,3-b]indole-8-carboxylic acid, (5-vinylpyridin-2-yl)methanol 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 numberUS09034880B2
Source datasetuspto-grants-2015_05
ORD IDord-f8ac54a4ace44ec3af02865347d73048
Source noteuspto-grants-2015_05