Synonyms: DMDCS; Dimethyldichlorosilane
CAS Number: 75-78-5
Formula: C2H6Cl2Si
Formula Weight: 129.06
Linear Formula: (CH3)2SiCl2
MDL No.: MFCD00000491
Purity: >=98.5% (GC)
Boiling Point: 70 C(lit.)
Melting Point: -76 C (lit.)
Density: 1.07 g/mL at 25 C(lit.)
Refractive Index: n20/D 1.404(lit.)
Beilstein Registry Number: 605287
EC Number: 200-901-0
UNSPSC Code: 12352000
Other Notes: Silylating agent for diols, diamines, etc.; the protection is very sensitive to hydrolysis
RTECS: VV3150000
RIDADR: UN1162 - class 3 - PG 2 - Dimethyldichlorosilane
WGK Germany: 1
Flash Point(F): 33.8 F
Flash Point(C): 1 C
R Codes: 11-14-20/22-35-37
S Codes: 7/9-16-26-36/37/39-45
IOD Codes: F,C
Symbol: GHS02, GHS05, GHS06
Signal Word: Danger
Hazard Statements: H225-H302-H314-H331
Precautionary statements: P210-P261-P280-P305 + P351 + P338-P310