1,8-Diazabicycloundec-7-ene

  • DBU
  • 1,8-diazabicyclo [5.4.0] undec -7-ene (IUPAC)

Colorless liquid

Liquid

1.02 g · cm -3 ( at 20 ° C)

-70 ° C

261 ° C

2 Pa at 25 ° C.

Soluble in water

Risk

Template: Infobox chemical / molecular formula search available

1,8-diazabicyclo [5.4.0] undec -7-ene, DBU for short, is a fused amidine having the empirical formula C9H16N2.

Properties and Uses

DBU is a colorless, free- water-miscible liquid which is also soluble in many organic solvents. The non- nucleophilic base is mostly used to deprotonate CH-acidic substances. DBU is also used as a labile ligand in coordination chemistry or as a base in the Baylis -Hillman reaction, can replace with the DBU, DABCO.

CAS registry number Vapor pressure Dangerous Substances Directive (67/548/EEC) Annulation Base (chemistry) Protonation Baylis–Hillman reaction Digital Object Identifier
11130
de