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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 257932Generated: October 30, 2026

Morpholine → HCID 19075225, compound

https://huagongshe.com/reaction/257932

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMorpholineHCID 8083—
Reactant3-Chloro-4-(pyridin-3-yl)-1,2,5-thiadiazoleHCID 10488164—
SolventDimethylformamideHCID 6228—
ProductHCID 19075225HCID 19075225—

Reaction Steps

A solution of 3-(4-chloro-1,2,5-thiadiazol-3-yl)pyridine (0.59 g, 3 mmol) and morpholine (1.3 g, 15 mmol) in DMF (5 ml) was heated at 100° C. for 3 h. After evaporation water was added to the residue and extracted with ether. The combined and dried organic phases were evaporated and the residue purified by column chromatography (SiO2, eluent: ethyl acetate/methylene chloride (1:1)). Yield: 0.68 g (91%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05264444
Source datasetuspto-grants-1993_11
ORD IDord-5120a4b1662d4050a192368f3b8a4b02
Source noteuspto-grants-1993_11