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Merck
CN

38149

Sigma-Aldrich

Diisobutylaluminum hydride solution

purum, ~1.2 M in toluene (~20%)

Synonym(s):

DIBAL, DIBAL-H

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About This Item

Linear Formula:
[(CH3)2CHCH2]2AlH
CAS Number:
Molecular Weight:
142.22
Beilstein:
4123663
MDL number:
UNSPSC Code:
12352100
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grade

purum

concentration

~1.2 M in toluene (~20%)

density

0.85 g/mL at 20 °C

SMILES string

CC(C)C[AlH]CC(C)C

InChI

1S/2C4H9.Al.H/c2*1-4(2)3;;/h2*4H,1H2,2-3H3;;

InChI key

AZWXAPCAJCYGIA-UHFFFAOYSA-N

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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.
reducing agent

Signal Word

Danger

Hazard Classifications

Aquatic Chronic 3 - Asp. Tox. 1 - Eye Dam. 1 - Flam. Liq. 2 - Pyr. Liq. 1 - Repr. 2 - Skin Corr. 1B - STOT RE 2 Inhalation - STOT SE 3 - Water-react 1

Target Organs

Central nervous system

Supplementary Hazards

Storage Class Code

4.2 - Pyrophoric and self-heating hazardous materials

WGK

WGK 3

Flash Point(F)

39.2 °F - closed cup

Flash Point(C)

4 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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