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tert-Butyldimethylsilyl chloride Structure

tert-Butyldimethylsilyl chloride

Chemical Properties

Melting point 86-89 °C (lit.)
Boiling point 125 °C (lit.)
Density  0.87 g/mL at 20 °C(lit.)
vapor pressure  60-710Pa at 25℃
refractive index  n20/D 1.46
Flash point 73 °F
storage temp.  Store below +30°C.
solubility  very sol nearly all common organic solvents such as THF, methylene chloride, and DMF.
form  white solid
color  white
Specific Gravity 1.225
Water Solubility  Soluble in chloroform and ethyl acetate. Insoluble in water.
Hydrolytic Sensitivity 7: reacts slowly with moisture/water
Sensitive  Moisture Sensitive
BRN  505999
Exposure limits ACGIH: TWA 20 ppm
OSHA: Ceiling 300 ppm; TWA 200 ppm
NIOSH: IDLH 500 ppm; TWA 100 ppm(375 mg/m3); STEL 150 ppm(560 mg/m3)
InChIKey BCNZYOJHNLTNEZ-UHFFFAOYSA-N
LogP 2.5 at 20℃
CAS DataBase Reference 18162-48-6(CAS DataBase Reference)
NIST Chemistry Reference Silane, chloro(1,1-dimethylethyl)dimethyl-(18162-48-6)
EPA Substance Registry System Silane, chloro(1,1-dimethylethyl)dimethyl- (18162-48-6)

Safety Information

Hazard Codes  C,F,T,Xn
Risk Statements  22-35-40-34-10-19-11-67-65-63-48/20-20/21/22-45-23/24/25-37-36/37/38
Safety Statements  26-36/37/39-46-62-45-25-16-28-27-33-29-53-36/37
RIDADR  UN 2925 4.1/PG 2
WGK Germany  2
RTECS  VV2000000
10-21
Hazard Note  Flammable/Corrosive/Moisture Sensitive
TSCA  Yes
HazardClass  4.1
PackingGroup  III
HS Code  29310095
Toxicity mouse,LDLo,intraperitoneal,1gm/kg (1000mg/kg),IMMUNOLOGICAL INCLUDING ALLERGIC: DECREASED IMMUNE RESPONSE,Personal Communication from G.D. Stoner, Dept. of Community Medicine, School of Medicine, Univ. of California, La Jolla, CA 92037, May 25, 1975Vol. 27MAY1975,

MSDS

Usage And Synthesis

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