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Merck
CN

682101

Bis(trimethylaluminum)-1,4-diazabicyclo[2.2.2]octane adduct

Synonym(s):

Bis(trimethylaluminum)-DABCO® adduct, DABAL-Me3, DABAL-trimethylaluminum, Triethylenediaminine bis(trimethylaluminum)

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About This Item

Linear Formula:
(CH3)3Al · C6H12N2 · Al(CH3)3
CAS Number:
137203-34-0
Molecular Weight:
256.34
NACRES:
NA.22
PubChem Substance ID:
24885678
UNSPSC Code:
12352103
MDL number:
MFCD09265160

Key Documents

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InChI

1S/C6H12N2.6CH3.2Al/c1-2-8-5-3-7(1)4-6-8;;;;;;;;/h1-6H2;6*1H3;;

SMILES string

C[Al-](C)(C)[N+]12CC[N+](CC1)(CC2)[Al-](C)(C)C

InChI key

WSTAITCRSVOCTK-UHFFFAOYSA-N

mp

>250 °C

Quality Level

100

Related Categories

Application

DABAL-Me3: An Air Stable "Methyl Anion"
A more stable alternative to trimethylaluminum for use in numerous reactions including methylations of aldehydes and imines, methylations of aryl and vinyl halides, conjugate addition to enones, and amide bond formation.

General description

Product is air and moisture sensitive. Handle and store under a dry, inert atmosphere.

Legal Information

DABCO is a registered trademark of Air Products & Chemicals, Inc.

pictograms

FlameExclamation mark
GHS02,GHS07

signalword

Danger

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3 - Water-react 1

target_organs

Respiratory system

supp_hazards

EUH014

Storage Class

4.3 - Hazardous materials which set free flammable gases upon contact with water

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type P3 (EN 143) respirator cartridges

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Certificates of Analysis (COA)

Lot/Batch Number
SHBR2279
SHBN7522
SHBN0264
SHBM2766
SHBL4563

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Woodward, S.
Synlett, 1490-1490 (2007)

Articles

DABAL-Me3 - Non-pyrophoric Methyl Anion Equivalent

DABAL-Me3 is an adduct of trimethylaluminum and DABCO® that is a free-flowing solid that can be manipulated without the need for an inert atmosphere.

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