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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 927147Generated: October 27, 2026

3,4-Bis(benzyloxy)-6-((2-chlorophenyl)ethynyl)pyridazine → HCID 178518811, compound

https://huagongshe.com/reaction/927147

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3,4-Bis(benzyloxy)-6-((2-chlorophenyl)ethynyl)pyridazineHCID 71270136—
Reactant3-Hydroxy-6-(2-Phenylethyl)pyridazin-4(1h)-OneHCID 178518808—
SolventEthyl AcetateHCID 8857—
ProductHCID 178518811HCID 178518811—

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-((2-chlorophenyl)ethynyl)pyridazine (Intermediate 35) except that the solvent used for the hydrogenation was ethyl acetate and the final material was recrystallised from a mixture of ethyl acetate and heptane

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09290456B2
Source datasetuspto-grants-2016_03
ORD IDord-6ca1416ed677457c99dc345afc2e3fed
Source noteuspto-grants-2016_03