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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1904242Generated: November 3, 2026

4-(2-Ethoxy-1-ethylethoxy)-benzyl bromide → 2-t-butyl-4-chloro-5-[4-(2-ethoxy-1-ethylethoxy)-benzyloxy]-3(2H)-pyridazinone

https://huagongshe.com/reaction/1904242

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-(2-Ethoxy-1-ethylethoxy)-benzyl bromideHCID 14671809—
Reactant2-tert-Butyl-4-chloro-5-hydroxypyridazin-3(2H)-oneHCID 54686946—
Product2-t-butyl-4-chloro-5-[4-(2-ethoxy-1-ethylethoxy)-benzyloxy]-3(2H)-pyridazinoneHCID 1467181024.8%

Reaction Steps

Procedures similar to those in Preparation Example 8 were carried out by using 2.0 g of 2-t-butyl-4-chloro-5-hydroxy-3(2H)-pyridazinone and 3.1 g of 4-(2-ethoxy-1-ethylethoxy)-benzyl bromide to obtain 1.0 g of the aimed compound as an oil.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04837217
Source datasetuspto-grants-1989_06
ORD IDord-77bd14a7fc494bff9c29a9a57cdfd1b1
Source noteuspto-grants-1989_06