Methyltrichlorosilane
ALDRICH/M85301 - 99%
Synonym: MTS; Trichloro(methyl)
CAS Number: 75-79-6
Empirical Formula (Hill Notation): CH3Cl3Si
Molecular Weight: 149.48
EC Number: 200-902-6
MDL Number: MFCD00000481
Linear Formula: CH3SiCl3
Product Type: Chemical
assay | 99% |
autoignition temp. | >760 °F |
bp | 66 °C (lit.) |
density | 1.273 g/mL at 25 °C (lit.) |
expl. lim. | 11.9 % |
form | liquid |
InChI | 1S/CH3Cl3Si/c1-5(2,3)4/h1 |
InChI key | JLUFWMXJHAVVNN-UHFFFAOYSA |
Quality Level | 100 ![]() |
refractive index | n |
SMILES string | C[Si](Cl)(Cl)Cl |
vapor density | 5.2 (vs air) |
vapor pressure | 150 mmHg ( 25 °C) |
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. |
Packaging: | 100, 500 g in Sure/Seal™ |
Packaging: | 5 g in glass bottle |
Symbol | ![]() ![]() ![]() |
Signal word | Danger |
Hazard statements | H225 - H302 + H312 - H314 - H331 |
Precautionary statements | P210 - P280 - P301 + P330 + P331 - P303 + P361 + P353 - P304 + P340 + P311 - P305 + P351 + P338 |
Hazard Codes | F,C |
Risk Statements | 11-14-20-21-22-35-37 |
Safety Statements | 26-36/37/39-45 |
RIDADR | UN1250 - class 3 - PG 2 - Methyltrichlorosilane |
WGK Germany | WGK 1 |
Flash Point(F) | 46.4 °F - closed cup |
Flash Point(C) | 8 °C - closed cup |
Supplemental Hazard Statements | EUH014 - EUH071 |
Purity | 99% |
bp | 66 °C (lit.) |
Density | 1.273 g/mL at 25 °C (lit.) |
Refractive Index | n |
UNSPSC | 12352300 |