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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 927154Generated: October 31, 2026

Ethyl Acetate → HCID 178436267, compound

https://huagongshe.com/reaction/927154

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl AcetateHCID 8857—
ReactantHCID 71269995HCID 71269995—
ReactantHCID 86677040HCID 86677040—
Reactant3-Hydroxy-6-(2-Phenylethyl)pyridazin-4(1h)-OneHCID 178518808—
SolventTetrahydrofuranHCID 8028—
ProductHCID 178436267HCID 178436267—

Reaction Steps

Prepared by the same method as for 4-hydroxy-6-(2-phenylethyl)pyridazin-3(2H)-one (Example 1) from 3,4-bis(benzyloxy)-6-(3-methylbut-1-ynyl)pyridazine (Intermediate 43) except that the solvent mixture used for the hydrogenation was made up of ethyl acetate and tetrahydrofuran and the product was recrystallised from heptane and MTBE.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09290456B2
Source datasetuspto-grants-2016_03
ORD IDord-f600611ba16c4ae0a0e5ef84eb02d6eb
Source noteuspto-grants-2016_03