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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1348793Generated: October 25, 2026

2-(2-Chlorophenyl)ethyl methanesulfonate → 2-[2-(2-chlorophenyl)ethyl]-6-(4-fluoro-3-methylphenyl)-4-methoxycarbonyl-2H-pyridazin-3-one

https://huagongshe.com/reaction/1348793

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-(2-Chlorophenyl)ethyl methanesulfonateHCID 21888087—
Reactant6-(4-fluoro-3-methylphenyl)-4-methoxycarbonyl-2H-pyridazin-3-oneHCID 21991459—
Product2-[2-(2-chlorophenyl)ethyl]-6-(4-fluoro-3-methylphenyl)-4-methoxycarbonyl-2H-pyridazin-3-oneHCID 2256224859.8%

Reaction Steps

Following the procedure of Example 1(6), 6-(4-fluoro-3-methylphenyl)-4-methoxycarbonyl-2H-pyridazin-3-one and 2-(2-chlorophenyl)ethanol methanesulfonate were reacted to yield the title compound as a pale yellow solid (yield: 59.8%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07211577B2
Source datasetuspto-grants-2007_05
ORD IDord-87e66f394c344381a4255b16a1e03a99
Source noteuspto-grants-2007_05