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663301

Sigma-Aldrich

Trimethylaluminum

packaged for use in deposition systems

Synonym(s):
TMA, Aluminum trimethanide
Linear Formula:
(CH3)3Al
CAS Number:
Molecular Weight:
72.09
Beilstein:
3587197
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.23

Quality Level

vapor pressure

69.3 mmHg ( 60 °C)

description

heat of vaporization: ~41.9 kJ/mol (Dimer)

form

liquid

reaction suitability

core: aluminum

bp

125-126 °C (lit.)
127 °C/760 mmHg
20 °C/8 mmHg
56 °C/50 mmHg

mp

15 °C (lit.)

density

0.752 g/mL at 25 °C (lit.)

SMILES string

C[Al](C)C

InChI

1S/3CH3.Al/h3*1H3;

InChI key

JLTRXTDYQLMHGR-UHFFFAOYSA-N

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General description

Atomic number of base material: 13 Aluminum

Packaging

25 g in stainless steel cylinder

Pictograms

FlameCorrosion

Signal Word

Danger

Hazard Statements

Hazard Classifications

Pyr. Liq. 1 - Skin Corr. 1B - Water-react. 1

Supplementary Hazards

Storage Class Code

4.2 - Pyrophoric and self-heating hazardous materials

WGK

nwg

Flash Point(F)

No data available

Flash Point(C)

No data available

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

  1. Which document(s) contains shelf-life or expiration date information for a given product?

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  2. How do I get lot-specific information or a Certificate of Analysis?

    The lot specific COA document can be found by entering the lot number above under the "Documents" section.

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  4. What is the Department of Transportation shipping information for this product?

    Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product. 

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