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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2168596Generated: October 29, 2026

Hydrochloric Acid → 4-(4-Benzyloxy-phenyl)-3-butyl-6-(piperidin-4-ylmethoxy)-pyridazine dihydrochloride

https://huagongshe.com/reaction/2168596

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant4-[5-(4-Benzyloxy-phenyl)-6-butyl-pyridazin-3-yloxymethyl]-piperidine-1-carboxylic acid tert-butyl esterHCID 67373069—
Solvent1,4-DioxaneHCID 31275—
Product4-(4-Benzyloxy-phenyl)-3-butyl-6-(piperidin-4-ylmethoxy)-pyridazine dihydrochlorideHCID 67374014—

Reaction Steps

4-[5-(4-Benzyloxy-phenyl)-6-butyl-pyridazin-3-yloxymethyl]-piperidine-1-carboxylic acid tert-butyl ester (0.47 mmol, 250 mg) was dissolved in 4.0 M HCl in dioxane and stirred for 45 min at room temperature. The solvent was evaporated and the resultant solid was washed with ether and dried to provide 4-(4-benzyloxy-phenyl)-3-butyl-6-(piperidin-4-ylmethoxy)-pyridazine dihydrochloride.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09045461B2
Source datasetuspto-grants-2015_06
ORD IDord-100ecd12558f4a6ebfc6df129fc8e416
Source noteuspto-grants-2015_06