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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2194465Generated: October 31, 2026

2-Chloro-4-(2-(trimethylsilyl)ethynyl)pyridine → 5-[4-(2-chloro-pyridin-4-ylethynyl)-2-methyl-imidazol-1-yl]-2-ethyl-2H-pyridazin-3-one

https://huagongshe.com/reaction/2194465

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Chloro-4-(2-(trimethylsilyl)ethynyl)pyridineHCID 21985391—
Reactant2-(2-methoxy-ethyl)-5-(4-iodo-2-methyl-imidazol-1-yl)-2H-pyridazin-3-oneHCID 66865128—
Product5-[4-(2-chloro-pyridin-4-ylethynyl)-2-methyl-imidazol-1-yl]-2-ethyl-2H-pyridazin-3-oneHCID 58111202—

Reaction Steps

The title compound, white crystalline solid, MS: m/e=370.1, 372.1 (M+H+), was prepared in accordance with the general method of example 35 from 5-(4-Iodo-2-methyl-imidazol-1-yl)-2-(2-methoxy-ethyl)-2H-pyridazin-3-one and 2-chloro-4-trimethylsilanylethynyl-pyridine.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08334287B2
Source datasetuspto-grants-2012_12
ORD IDord-84f014a103454ceaaeff7bf24c9df92a
Source noteuspto-grants-2012_12