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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 729192Generated: October 30, 2026

Ammonia → HCID 178428251, compound

https://huagongshe.com/reaction/729192

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAmmoniaHCID 222—
ReactantO-CresolHCID 335—
Reactant4-AminoantipyrineHCID 2151—
CatalystHCID 178511488HCID 178511488—
SolventWaterHCID 962—
SolventIsopropanolHCID 3776—
ProductHCID 178428251HCID 178428251—

Reaction Steps

10 mmol of 4-amino-1,5-dimethyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one was dissolved in 30 ml of water. This solution was admixed with 10 mmol of o-cresol in solution in 30 ml of 2-propanol, 3 ml of 20% aqueous ammonia and 22 mmol of potassium ferricyanide at a temperature ranging from 5 to 10° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07582123B2
Source datasetuspto-grants-2009_09
ORD IDord-91979d10fc6f470b8efe5d56b30768d7
Source noteuspto-grants-2009_09