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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1516205Generated: November 2, 2026

6-(5-Methyl-3-phenyl-isoxazol-4-ylmethoxy)-pyridazine-3-carboxylic acid methyl ester → 6-(5-Methyl-3-phenyl-isoxazol-4-ylmethoxy)-pyridazine-3-carboxylic acid

https://huagongshe.com/reaction/1516205

Reaction equation

Participants

RoleNameHCIDCharge
Reactant6-(5-Methyl-3-phenyl-isoxazol-4-ylmethoxy)-pyridazine-3-carboxylic acid methyl esterHCID 66599092—
Reactant6-(3-Butyl-5-methyl-isoxazol-4-ylmethoxy)-nicotinic acid methyl esterHCID 66599158—
Product6-(5-Methyl-3-phenyl-isoxazol-4-ylmethoxy)-pyridazine-3-carboxylic acidHCID 6659897545.2%

Reaction Steps

As described for example 10a, 6-(5-methyl-3-phenyl-isoxazol-4-ylmethoxy)-pyridazine-3-carboxylic acid methyl ester (960 mg, 2.95 mmol) was converted, instead of 6-(3-butyl-5-methyl-isoxazol-4-ylmethoxy)-nicotinic acid methyl ester, to the title compound (415 mg, 45%) which was obtained as a white solid. MS: m/e=310.1 [M−H]−.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08227461B2
Source datasetuspto-grants-2012_07
ORD IDord-1096b26e4bae4099b1137fef9657e42b
Source noteuspto-grants-2012_07