Description

Trimethylantimony (CAS No. 594-10-5), also known as trimethylstibane, is a highly specialized organometallic compound with the molecular formula C₃H₉Sb. This volatile liquid is a key reagent in advanced chemical synthesis and materials science applications, particularly in the deposition of antimony-containing thin films via chemical vapor deposition (CVD) and metalorganic chemical vapor deposition (MOCVD). Its high purity and stability make it indispensable for researchers working in semiconductor fabrication, nanotechnology, and catalysis. Trimethylantimony is packaged under inert gas to ensure maximum shelf life and reactivity. Suitable for use in controlled environments, this compound requires proper handling due to its pyrophoric nature and toxicity. Available in various quantities to meet both laboratory and industrial-scale demands.

Properties

• CAS Number: 594-10-5
• Complexity: 8
• IUPAC Name: trimethylstibane
• InChI: InChI=1S/3CH3.Sb/h3*1H3;
• InChI Key: PORFVJURJXKREL-UHFFFAOYSA-N
• Exact Mass: 165.97424
• Molecular Formula: C3H9Sb
• Molecular Weight: 166.86
• SMILES: C[Sb](C)C
• Monoisotopic Mass: 165.97424
• Synonyms: Trimethylantimony, Trimethylstibine, STIBINE, TRIMETHYL-, EINECS 209-824-7, BRN 3902982, (CH3)3Sb, DTXSID60208121, 4-04-00-03684 (Beilstein Handbook Reference), DTXCID80130612, 209-824-7, porfvjurjxkrel-uhfffaoysa-n, trimethylstibane, 594-10-5, E9DPM35Z2K, UNII-E9DPM35Z2K, SCHEMBL168508, AKOS015914836, NS00080536, Q2347328

Application

Trimethylantimony is primarily used as a precursor in the semiconductor industry for the deposition of antimony-based thin films, such as antimonides, via MOCVD. It also serves as a catalyst in organic synthesis and polymerization reactions. Researchers utilize this compound in the development of advanced optoelectronic materials, including infrared detectors and high-efficiency solar cells. Its role in nanotechnology extends to the fabrication of quantum dots and other nanostructured materials.

Safety and Hazards

GHS Hazard Statements

• H225 (98.9%): Highly Flammable liquid and vapor [Danger Flammable liquids]
• H250 (100%): Catches fire spontaneously if exposed to air [Danger Pyrophoric liquids]
• H260 (98.9%): In contact with water releases flammable gases which may ignite spontaneously [Danger Substances and mixtures which in contact with water, emit flammable gases]
• H302+H332 (98.9%): Harmful if swallowed or if inhaled [Warning Acute toxicity, oral; acute toxicity, inhalation]
• H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
• H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
• H318 (58.5%): Causes serious eye damage [Danger Serious eye damage/eye irritation]
• H332 (100%): Harmful if inhaled [Warning Acute toxicity, inhalation]
• H411 (100%): Toxic to aquatic life with long lasting effects [Hazardous to the aquatic environment, long-term hazard]

Precautionary Statements

• P210, P222, P223, P231, P231+P232, P233, P240, P241, P242, P243, P260, P261, P264, P264+P265, P270, P271, P273, P280, P301+P317, P301+P330+P331, P302+P335+P334, P302+P361+P354, P303+P361+P353, P304+P340, P305+P354+P338, P316, P317, P321, P330, P363, P370+P378, P391, P402+P404, P403+P235, P405, and P501

Hazard Classes and Categories

• Flam. Liq. 2 (98.9%)
• Pyr. Liq. 1 (100%)
• Water-react. 1 (98.9%)
• Acute Tox. 4 (100%)
• Skin Corr. 1A (100%)
• Eye Dam. 1 (58.5%)
• Acute Tox. 4 (100%)
• Aquatic Chronic 2 (100%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.