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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2194442Generated: October 25, 2026

3-Methylphenylacetylene → 5-(2,5-dimethyl-4-m-tolylethynyl-imidazol-1-yl)-2-methyl-2H-pyridazin-3-one

https://huagongshe.com/reaction/2194442

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-MethylphenylacetyleneHCID 136600—
Reactant5-(4-iodo-2,5-dimethyl-imidazol-1-yl)-2-methyl-2H-pyridazin-3-oneHCID 66865288—
Product5-(2,5-dimethyl-4-m-tolylethynyl-imidazol-1-yl)-2-methyl-2H-pyridazin-3-oneHCID 49872861—

Reaction Steps

The title compound, light yellow cristalline solid, MS: m/e=319.1 (M+H+), was prepared in accordance with the general method of example 1c from 5-(4-iodo-2,5-dimethyl-imidazol-1-yl)-2-methyl-2H-pyridazin-3-one and 1-ethynyl-3-methyl-benzene.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08334287B2
Source datasetuspto-grants-2012_12
ORD IDord-1b5792f2981e4a52953158edca7c868f
Source noteuspto-grants-2012_12