1,8-diazabicyclo[5.4.0]undec-7-ene Properties, Molecular Formula, Applications - WorldOfChemicals

1,8-diazabicyclo[5.4.0]undec-7-ene Properties


Molecule 3D Structure Image
Molecule Structure Image



1,8-diazabicyclo[5.4.0]undec-7-ene is a chemical compound and belongs to the class of amidine compounds. It is used in organic synthesis as a catalyst, a complexing ligand, and a non-nucleophilic base.1,8-diazabicyclo[5.4.0]undec-7-ene is used as a catalyst, a complexing ligand, and a non-nucleophilic base. It is also used as a curing agent for epoxy.It is used in fullerene purification with trimethylbenzene (it reacts with C70 and higher fullerenes, but not to C60 fullerenes); and it is also used as a catalyst in polyurethane production. 1,8-diazabicyclo[5.4.0]undec-7-ene has a strong catalyst effect for the reactions of alicyclic and aliphatic isocyanates. It also exhibited its dual character (base and nucleophile) in the synthesis of aryl- & styryl- terminal acetylenes.

Chemical Properties

Appearance Colorless to yellow liquid
Boiling Point 274.6 °C
CAS Number 6674-22-2
Density 1.12 g/ml
IUPAC Name 2,3,4,6,7,8,9,10-Octahydropyrimido[1,2-a]azepine
InChI 1S/C9H16N2/c1-2-5-9-10-6-4-8-11(9)7-3-1/h1-8H2
Melting Point -70 °C
Molar Mass 152.23g/mol
Molecular Formula C9H16N2
Synonyms 1,8-Diaza-7-bicyclo[5.4.0]undecene;1,8-Diazabicyclo[5.4.0]undecene-7;2,3,4,6,7,8,9,10-Octahydropyrimido[1,2-a]azepine;Alcanpoudre DBU 70-3KG;Amicure DBUE;DBU;Dabco DBU;NSC 111184;NSC 230466;Polycat DBU;U-CAT SA 851;
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