1,5-Diazabicyclo(4.3.0)non-5-ene

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1,5-Diazabicyclo[4.3.0]non-5-ene
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IUPAC name 1,5-Diazabicyclo[4.3.0]non-5-ene
Other names DBN
Identifiers
CAS number 3001-72-7
SMILES N1(CCC2)C2=NCCC1
Properties
Molecular formula C7H12N2
Molar mass 124.18 g/mol
Density 1.005 g/cm³
Boiling point

95–98 °C at 7.5 mmHg

Except where noted otherwise, data are given for
materials in their standard state
(at 25 °C, 100 kPa)

Infobox disclaimer and references
For the record label, see Drop Bass Network (DBN)

1,5-Diazabicyclo[4.3.0]non-5-ene (DBN) is a chemical compound with the formula C7H12N2.[1] It is an amidine base used in organic synthesis. A related compound with a related functions is 1,8-diazabicyclo[5.4.0]undec-7-ene (DBU). The relatively complex nature of the formal names for DBU and DBN (hence the common use of acronyms) reflects the fact that these compounds are bicyclic and contain several functional groups.

The compounds are employed for dehydrohalogenation reactions as well as base-catalyzed rearrangements.

References

  1. Ann C. Savoca, A. C. "1,5-Diazabicyclo[4.3.0]non-5-ene" in Encyclopedia of Reagents for Organic Synthesis (Ed: L. Paquette) 2004, J. Wiley & Sons, New York. doi:10.1002/047084289

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