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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2243963Generated: November 1, 2026

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

https://huagongshe.com/reaction/2243963

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrazine hydrate (1:1)HCID 24654—
ReactantBicyclo(2.2.1)heptane-2,3-dioneHCID 138696—
ReactantDimethyl (2-cyclobutyl-2-oxoethyl)phosphonateHCID 22768687—
Product3-Cyclobutyl-5,6,7,8-tetrahydro-5,8-methanocinnolineHCID 67363304—

Reaction Steps

light yellow solid. MS (ESI): 200.2 (M+). Prepared from bicyclo[2.2.1]heptane-2,3-dione, (2-Cyclobutyl-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-c237bb6404364423b81708be8003c15d
Source noteuspto-grants-2010_03