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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1786703Generated: October 25, 2026

Pyridine → HCID 178433931, compound

https://huagongshe.com/reaction/1786703

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPyridineHCID 1049—
ReactantTriethylamineHCID 8471—
ReactantThioacetamideHCID 2723949—
Reactant2,3-Dihydro-3-oxo-6-(4-pyridinyl)-4-pyridazinecarboxylic acid hydrazideHCID 12790239—
Solvent1-ButanolHCID 263—
ProductHCID 178433931HCID 178433931—

Reaction Steps

A mixture of 100 mg of 3-oxo-6-pyridin-4-yl-2,3-dihydro-pyridazine-4-carboxylic acid hydrazide, 130 mg thioacetamide, 87 mg triethylamine, 1 ml of pyridine and 5 ml of butanol is refluxed for 15 hours. After cooling and stirring at room temperature, a solid precipitated is collected by filtration, washed with cold isopropanol and dried in vacuo.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07507734B2
Source datasetuspto-grants-2009_03
ORD IDord-9975cf0fb56142daa5f77fd28abbd97c
Source noteuspto-grants-2009_03