Trimethylaluminum

Synonyms

Aluminum, trimethyl-; Trimethylalane; Trimethylaluminium; [ChemIDplus] Aluminum trimethyl; Aluminum trimethanide; TMA; [Merck Index] UN3394

Category

Metals, Organic Compounds

Description

Clear colorless liquid; mp = 15 deg C; [Merck Index]

Sources/Uses

Used as a reagent and catalyst in organic chemistry and as a source of aluminum in semiconductors; [Merck Index]

Comments

Pyrophoric and corrosive; Reacts violently with water; [Merck Index] Pyrophoric; Reacts violently with water evolving flammable gases; Causes burns; Inhalation may cause corrosive injuries to upper respiratory tract; [Sigma-Aldrich MSDS] See "Triethylaluminum."

Biomedical References

12.4 mm Hg

Explanatory Notes

The Guide in the Emergency Response Guidebook is for "Organometallic substance, liquid, pyrophoric, water-reactive."

Yes

Skin burns

Processes

Industrial Processes with risk of exposure:

• Semiconductor Manufacturing