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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2168601Generated: October 26, 2026

Hydrochloric Acid → 4-(4-Benzyloxy-phenyl)-3-butyl-6-(3-piperidin-1-yl-propoxy)-pyridazine dihydrochloride

https://huagongshe.com/reaction/2168601

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant4-(4-Benzyloxy-phenyl)-3-butyl-6-(3-piperidin-1-yl-propoxy)-pyridazineHCID 53371812—
Solvent1,4-DioxaneHCID 31275—
Product4-(4-Benzyloxy-phenyl)-3-butyl-6-(3-piperidin-1-yl-propoxy)-pyridazine dihydrochlorideHCID 67373725—

Reaction Steps

4-(4-Benzyloxy-phenyl)-3-butyl-6-(3-piperidin-1-yl-propoxy)-pyridazine was dissolved in 4.0 M HCl in dioxane and evaporated the solvent. The resultant salt was washed with ether and dried to provide the title compound (20 mg). LCMS: m/z 461 [M+1]. 1H NMR (400 MHz, CD3OD) 7.35 (2H, d), 7.21-7.25 (5H, m), 7.03 (2H, d), 6.91 (1H, s), 5.06 (2H, s), 4.48 (2H, t), 3.48 (2H, d), 2.80-2.91 (4H, m), 2.23 (2H, s), 1.73-1.1.87 (6H, m), 1.36-1.41 (3H, m), 1.09-1.14 (3H, m), 0.68 (3H, t).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09045461B2
Source datasetuspto-grants-2015_06
ORD IDord-e1535082d81c40dabb2d6e6c4f83f54b
Source noteuspto-grants-2015_06