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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 867379Generated: November 1, 2026

Potassium Hydroxide → HCID 13882131, compound

https://huagongshe.com/reaction/867379

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium HydroxideHCID 14797—
ReactantEthyl 1-(4-bromophenyl)-5-cyano-1H-pyrazole-4-carboxylateHCID 13654089—
SolventEthanolHCID 702—
ProductHCID 13882131HCID 13882131—

Reaction Steps

A 3.5 g. portion of ethyl 1-(4-bromophenyl)-5-cyano-4-pyrazolecarboxylate was reacted with 2.15 g. of potassium hydroxide in 50 ml. of ethanol underreflux for 2 hours to obtain 2.45 g. of the desired product, m.p. 251°-252.5°. The elemental analysis was as follows.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04775409
Source datasetuspto-grants-1988_10
ORD IDord-31014fea594e43da87a05306cabc4361
Source noteuspto-grants-1988_10