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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 657844Generated: October 30, 2026

2-Hydrazinopyridine → 3-TERT-BUTYL-1-(PYRIDIN-2-YL)-1H-PYRAZOL-5-AMINE

https://huagongshe.com/reaction/657844

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-HydrazinopyridineHCID 78645—
ReactantPentanenitrile, 4,4-dimethyl-3-oxo-HCID 108871—
Product3-TERT-BUTYL-1-(PYRIDIN-2-YL)-1H-PYRAZOL-5-AMINEHCID 4338133099%

Reaction Steps

The title compound was prepared from 4,4-dimethyl-3-oxopentane nitrile and 2-hydrazinopyridine, using the same method as that described for preparation 7, as a solid in 99% yield.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08076356B2
Source datasetuspto-grants-2011_12
ORD IDord-602efdbb90324ac78b178b07e68ae827
Source noteuspto-grants-2011_12