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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 864418Generated: October 26, 2026

Potassium Hydroxide → 4-Methyl-1H-indole-2-carboxylic acid

https://huagongshe.com/reaction/864418

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium HydroxideHCID 14797—
Reactantmethyl 4-methyl-1H-indole-2-carboxylateHCID 4714967—
Product4-Methyl-1H-indole-2-carboxylic acidHCID 3926087—

Reaction Steps

Following the general procedure of PREPARATION 63 and making non-critical variations but starting with methyl 4-methylindole-2-carboxylate (PREPARATION 85, 4.94 g), potassium hydroxide (1.75 g), the title compound is obtained, NMR (300 MHz, CD3OD) 7.24, 7.19, 7.12, 6.85 and 2.51 δ.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05563142
Source datasetuspto-grants-1996_10
ORD IDord-678094f839db46c48dd88f1fc8fe470e
Source noteuspto-grants-1996_10