Diisobutylaluminum hydride solution

ALDRICH/192724 - 25 wt. % in toluene

Synonym: DIBAL; DIBAL-H

CAS Number: 1191-15-7
Empirical Formula (Hill Notation): C₈H₁₉Al
Molecular Weight: 142.22
MDL Number: MFCD00008928
Linear Formula: [(CH₃)₂CHCH₂]₂AlH
Product Type: Chemical

Catalog Number	PKG Qty.	Price	Quantity


45-192724-4X25G	25 g	$67.60 4/EA		Add To Favorites
45-192724-100G	100 g	$71.20 1/EA		Add To Favorites
45-192724-700G	700 g	$368.00 1/EA		Add To Favorites
45-192724-15KG	15 kg	$2740.00 1/EA		Add To Favorites

Properties
Descriptions
Safety Info.
Basic Data

concentration	25 wt. % in toluene
density	0.846 g/mL at 25 °C
form	liquid
InChI	1S/2C4H9.Al.H/c21-4(2)3;;/h24H,1H2,2-3H3;;
InChI key	AZWXAPCAJCYGIA-UHFFFAOYSA-N
Quality Level	200
reaction suitability	reagent type: reductant
SMILES string	CC(C)C[AlH]CC(C)C

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.
General description:	Diisobutylaluminum hydride solution is a strong reducing agent used to convert arylpropiolate esters to their propargyl alcohols. Diisobutylaluminum hydride reducing agent is commonly used for the reduction of an ester to aldehyde.
Legal Information:	Sure/Seal is a trademark of Sigma-Aldrich Co. LLC
Packaging:	2 kg in Sure/Seal™
Packaging:	4×25, 100, 700 g in Sure/Seal™
Packaging:	7, 15 kg in Kilo-Lab™
Packaging:	The 25 g Sure/Seal^™ bottle is recommended as a single-use bottle. Repeated punctures will likely result in decreased performance of product.
Packaging:	View returnable container options .

Symbol	GHS02,GHS05,GHS07,GHS08
Signal word	Danger
Hazard statements	H225 - H250 - H260 - H304 - H314 - H336 - H361d - H373 - H412
Precautionary statements	P210 - P231 + P232 - P280 - P301 + P310 + P331 - P301 + P330 + P331 - P303 + P361 + P353 - P305 + P351 + P338
Hazard Codes	F,C
Risk Statements	63-11-14/15-17-34-48/20-65-67
Safety Statements	16-26-36/37/39-43-45-62
RIDADR	UN 3394 4.3(4.2) / PGI
WGK Germany	WGK 2
Flash Point(F)	39.2 °F - closed cup
Flash Point(C)	4 °C - closed cup
Supplemental Hazard Statements	EUH014

Density	0.846 g/mL at 25 °C
UNSPSC	12352001

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