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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2243949Generated: October 29, 2026

Hydrazine hydrate (1:1) → 3-(2-(Trifluoromethoxy)phenyl)-5,6,7,8-tetrahydro-5,8-methanocinnoline

https://huagongshe.com/reaction/2243949

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrazine hydrate (1:1)HCID 24654—
ReactantBicyclo(2.2.1)heptane-2,3-dioneHCID 138696—
Reactant[2-Oxo-2-(2-trifluoromethoxy-phenyl)-ethyl]-phosphonic acid dimethyl esterHCID 86609928—
Product3-(2-(Trifluoromethoxy)phenyl)-5,6,7,8-tetrahydro-5,8-methanocinnolineHCID 67363297—

Reaction Steps

yellow gum. MS (EI): 306.2 (M+). Prepared from bicyclo[2.2.1]heptane-2,3-dione, [2-Oxo-2-(2-trifluoromethoxy-phenyl)-ethyl]-phosphonic acid dimethyl ester, hydrazine monohydrate.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07678795B2
Source datasetuspto-grants-2010_03
ORD IDord-050dfa46e14b4850814f678bc50629e9
Source noteuspto-grants-2010_03