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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1930321Generated: October 29, 2026

Phenylhydrazine → 3-tert-butyl-1-phenyl-1H-pyrazol-5-amine

https://huagongshe.com/reaction/1930321

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPhenylhydrazineHCID 7516—
ReactantPentanenitrile, 4,4-dimethyl-3-oxo-HCID 108871—
Product3-tert-butyl-1-phenyl-1H-pyrazol-5-amineHCID 770634—

Reaction Steps

Phenyl hydrazine and 4,4-dimethyl-3-oxopentanenitrile were combined according to literature procedures to yield 3-tert-butyl-1-phenyl-1H-pyrazol-5-amine. See WO 2006/071940.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08188113B2
Source datasetuspto-grants-2012_05
ORD IDord-23e0dcac6ab34d74b886e3ecbdbfe52b
Source noteuspto-grants-2012_05