M85301

Methyltrichlorosilane

99%

• Synonym(s): MTS, Trichloro(methyl)silane
• Linear Formula: CH₃SiCl₃
• CAS Number: 75-79-6
• Molecular Weight: 149.48
• Beilstein: 1361381
• EC Number: 200-902-6
• MDL number: MFCD00000481
• UNSPSC Code: 12352300
• PubChem Substance ID: 24897271
• NACRES: NA.22

Properties

• vapor density: 5.2 (vs air)
• Quality Level: 100
• vapor pressure: 150 mmHg ( 25 °C)
• Assay: 99%
• form: liquid
• autoignition temp.: >760 °F
• expl. lim.: 11.9 %
• refractive index: n20/D 1.411 (lit.)
• bp: 66 °C (lit.)
• density: 1.273 g/mL at 25 °C (lit.)
• SMILES string: C[Si](Cl)(Cl)Cl
• InChI: 1S/CH3Cl3Si/c1-5(2,3)4/h1H3
• InChI key: JLUFWMXJHAVVNN-UHFFFAOYSA-N

Description

Application

Methyltrichlorosilane (MTS) can be used:

• As a reagent for the surface-functionalization of fabrics and mesoporous materials to increase their hydrophobicity.
• As a source of silicon to synthesize silica doped carbon nanotubes.

Safety Information

• Pictograms: GHS02,GHS06,GHS05
• Signal Word: Danger
• Hazard Statements: H225,H302 + H312,H314,H331,H335
• Precautionary Statements: P210 - P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 3 Inhalation - Acute Tox. 4 Dermal - Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 2 - Skin Corr. 1A - STOT SE 3
• Target Organs: Respiratory system
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 1
• Flash Point(F): 46.4 °F - closed cup
• Flash Point(C): 8 °C - closed cup
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves