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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 981738Generated: October 31, 2026

1,8-Diazabicyclo(5.4.0)undec-7-ene → HCID 14774674, compound

https://huagongshe.com/reaction/981738

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1,8-Diazabicyclo(5.4.0)undec-7-eneHCID 81184—
Reactant1-Cyclopropyl-6,7,8-trifluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acidHCID 535414—
Reactant6,8-Diazabicyclo[3.2.2]nonane 2hclHCID 70377082—
SolventAcetonitrileHCID 6342—
ProductHCID 14774674HCID 1477467441.1%

Reaction Steps

A mixture of 0.71 g (2.5 mmol) of 1-cyclopropyl-6,7,8-trifluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid, 0.54 g (2.7 mmol) of 6,8-diazabicyclo[3.2.2]nonane, dihydrochloride, 1.13 ml (7.5 mmol) of 1,8-diazabicyclo[5.4.0]undec-7-ene and 15 ml of acetonitrile was heated under reflux for 1.5 hr. The reaction mixture was stirred overnight at room temperature and filtered to obtain 0.40 g of the title compound, mp 268°-271° dec.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04992546
Source datasetuspto-grants-1991_02
ORD IDord-57fe20cc276145db96c0e3d5e9b2a291
Source noteuspto-grants-1991_02