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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 569574Generated: October 30, 2026

Pyridine → HCID 136342782, compound

https://huagongshe.com/reaction/569574

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPyridineHCID 1049—
ReactantO-Methylhydroxylamine hydrochlorideHCID 521874—
ReactantHCID 14152198HCID 14152198—
SolventEthanolHCID 702—
ProductHCID 136342782HCID 136342782—

Reaction Steps

A mixture of 1,2-dihydro-6-methyl-2-oxo-5-(1-oxohexyl)-3-pyridinecarbonitrile (0.80 g, 0.0034 mol), methoxyamine hydrochloride (0.32 g, 0.0038 mol) and pyridine (2.0 ml) were heated and stirred at reflux overnight in EtOH (30.0 ml). The solution was allowed to cool to room temperature and the solvent was removed on the rotary evaporator. The pasty residue was triturated with H2O, filtered and recrystallized (EtOH-H2O) giving 0.5 g (56%) m.pt. 159°-165° C. One more recrystallization gave the analytical sample m.pt. 170°-171° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04732982
Source datasetuspto-grants-1988_03
ORD IDord-81667657a8e84f738eb96aaad805ec2f
Source noteuspto-grants-1988_03