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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2048127Generated: November 3, 2026

Pyridine-2-carbonitrile → Picolinimidohydrazide

https://huagongshe.com/reaction/2048127

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPyridine-2-carbonitrileHCID 7522—
ReactantHydrazine hydrate (1:1)HCID 24654—
SolventEthanolHCID 702—
SolventWaterHCID 962—
ProductPicolinimidohydrazideHCID 70493—

Reaction Steps

A solution of pyridine-2-carbonitrile 20 g (192 mM), hydrazine hydrate (3 eq.) in ethanol (50 ml) is stirred at room temperature for 18 hrs. Reaction mass is then diluted with water, extracted with ethyl acetate, dried over anhydrous sodium sulphate and concentrated under vacuum to yield desired compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08592591B2
Source datasetuspto-grants-2013_11
ORD IDord-4ee615420bbd4e9b98f89323a8560daa
Source noteuspto-grants-2013_11