Dichlorodimethylsilane
SIAL/80430 - produced by Wacker Chemie AG, Burghausen, Germany, ≥99.0% (GC)
Synonym: Silane M2; DMDCS; Dimethyldichlorosilane
CAS Number: 75-78-5
Empirical Formula (Hill Notation): C2H6Cl2Si
Molecular Weight: 129.06
EC Number: 200-901-0
MDL Number: MFCD00000491
Linear Formula: (CH3)2SiCl2
Product Type: Chemical
assay | ≥99.0% (GC) |
bp | 70 °C (lit.) |
density | 1.07 g/mL at 25 °C (lit.) |
form | liquid |
grade | produced by Wacker Chemie AG, Burghausen, Germany |
InChI | 1S/C2H6Cl2Si/c1-5(2,3)4/h |
InChI key | LIKFHECYJZWXFJ-UHFFFAOYSA |
mp | −76 °C (lit.) |
Quality Level | 100 ![]() |
refractive index | n |
SMILES string | C[Si](C)(Cl)Cl |
Application: | Dichlorodimethylsilane can be used: • As a silane coupling agent in the synthesis of silica nanoparticles and in their surface modification studies. • To prepare polydimethylsiloxane microemulsions by reacting with sodium dodecylpolyoxyethylene sulfate. • To prepare a novel heterasumanene where the benzylic carbon atoms of the sumanene are replaced by heteroatom (S, Si) functionalities |
General description: | Dichlorodimethylsilane is an organosilicon compound generally used as a protecting group for diols and carbonyl compounds. It is also used as a starting material for the preparation of silicon-based reagents. |
Other Notes: | prices for bulk quantities on request |
Symbol | ![]() ![]() ![]() |
Signal word | Danger |
Hazard statements | H225 - H302 - H314 - H331 - H335 |
Precautionary statements | P210 - P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 |
Hazard Codes | F,C |
Risk Statements | 11-14-20/22-35-37 |
Safety Statements | 7/9-16-26-36/37/39-45 |
RIDADR | UN1162 - class 3 - PG 2 - Dimethyldichlorosilane |
WGK Germany | WGK 1 |
Flash Point(F) | 33.8 °F - closed cup |
Flash Point(C) | 1 °C - closed cup |
Purity | ≥99.0% (GC) |
bp | 70 °C (lit.) |
mp | −76 °C (lit.) |
Density | 1.07 g/mL at 25 °C (lit.) |
Refractive Index | n |
UNSPSC | 12352101 |