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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1165434Generated: October 25, 2026

Potassium Hydroxide → 4-chloro-2-(4-chlorophenyl)-5-{(5-methyl-2-thienyl)-methoxyloxy}-3(2H)-pyridazinone

https://huagongshe.com/reaction/1165434

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium HydroxideHCID 14797—
Reactant(5-Methylthiophen-2-yl)methanolHCID 528074—
Reactant4,5-Dichloro-2-(4-chlorophenyl)-3(2H)-pyridazinoneHCID 779402—
SolventDimethylformamideHCID 6228—
Product4-chloro-2-(4-chlorophenyl)-5-{(5-methyl-2-thienyl)-methoxyloxy}-3(2H)-pyridazinoneHCID 1986181373.2%

Reaction Steps

The procedures in Synthesis Example 11 were repeated by using 2.0 g (7.3 m mol) of 2-(4-chlorophenyl)-4,5-dichloro-3(2H)-pyridazinone, 1.0 g (7.8 m mol) of 5-methyl-2-thiophene methanol, 0.4 g of potassium hydroxide and 80 ml of N,N-dimethylformamide to give 2.0 g of the intended product.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04910201
Source datasetuspto-grants-1990_03
ORD IDord-2b5c07f79fd645308b09c3a742a547d2
Source noteuspto-grants-1990_03