Synonyms: DIBAL; DIBAL-H
CAS Number: 1191-15-7
Formula: C8H19Al
Formula Weight: 142.22
Linear Formula: [(CH3)2CHCH2]2AlH
MDL No.: MFCD00008928
Density: 0.846 g/mL at 25 C
Beilstein Registry Number: 4123663
UNSPSC Code: 12352000
General description: Diisobutylaluminum hydride reducing agent is commonly used for the reduction of an ester to aldehyde.
Application: Diisobutylaluminum hydride solution (25 wt. % in toluene) has been used for the reduction of imides:. N. -(cis-2-Vinylcyclohexyl)succinimide to 1-(cis-2-vinylcyclohexyl)-5-hydroxy-2-pyrrolidinone. N-(But-4-en-1-y1)-2(E)-(carbethoxymethylidene)-5-oxo-pyrrolidine to N-(but-4-en-1-yl)- 2(E)-(carbethoxymethylidene)-5-hydroxypyrrolidine. N-(Hept-1-en-4-y1)-2(E)-(carbethoxymethylidene)-5-oxo-pyrrolidine to N-(hept-1-en-4-y1)-2(E)-(carbethoxymethylidene)-5-hydroxypyrrolidine. N-(cis-2-Vinylcyclohexyl)-2-(carbethoxymethylidene)-5-oxopyrrolidine to rel-(3aR,SS,5aS,SaR)-1( E)-(carbethoxymethylidene)-5-(formyloxy)dodecahydropyrrolo[1,2-a]quinoline
Application: Used in Pd-catalyzed reductive debromination of secondary alkyl bromides. O-Debenzylation and ring opening of perbenzylated furanosides. Convenient in situ generation of HZrCp2Cl from ZrCp2Cl2 and DIBAL-H.
RIDADR: UN 3394 4.3(4.2) / PGI
WGK Germany: 2
Flash Point(F): 39.2 F
Flash Point(C): 4 C
R Codes: 63-11-14/15-17-34-48/20-65-67
S Codes: 16-26-36/37/39-43-45-62
IOD Codes: F,C
Symbol: GHS02, GHS05, GHS07, GHS08
Signal Word: Danger
Hazard Statements: H225-H250-H260-H304-H314-H336-H361d-H373
Precautionary statements: P210-P222-P223-P231 + P232-P370 + P378-P422