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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2243913Generated: October 26, 2026

Hydrazine hydrate (1:1) → 3-(5-Fluoro-2-trifluoromethyl-phenyl)-5,6,7,8,9,10-hexahydro-cycloocta[c]pyridazine

https://huagongshe.com/reaction/2243913

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrazine hydrate (1:1)HCID 24654—
Reactant1,2-CyclooctanedioneHCID 543698—
Reactant[2-(5-Fluoro-2-trifluoromethyl-phenyl)-2-oxo-ethyl]-phosphonic acid dimethyl esterHCID 86609914—
Product3-(5-Fluoro-2-trifluoromethyl-phenyl)-5,6,7,8,9,10-hexahydro-cycloocta[c]pyridazineHCID 67014954—

Reaction Steps

yellow oil. MS (EI): 324.2 (M+). Prepared from cyclooctane-1,2-dione, [2-(5-Fluoro-2-trifluoromethyl-phenyl)-2-oxo-ethyl]-phosphonic acid dimethyl ester, hydrazine monohydrate.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07678795B2
Source datasetuspto-grants-2010_03
ORD IDord-b51d544d607340738419208d89fad1e8
Source noteuspto-grants-2010_03