Trichloro(ethyl)silane

Modify Date: 2025-08-26 12:58:17

Trichloro(ethyl)silane Structure
Trichloro(ethyl)silane structure
Common Name Trichloro(ethyl)silane
CAS Number 115-21-9 Molecular Weight 163.506
Density 1.2±0.1 g/cm3 Boiling Point 100.0±3.0 °C at 760 mmHg
Molecular Formula C2H5Cl3Si Melting Point −106 °C(lit.)
MSDS N/A Flash Point 19.6±11.7 °C

 Names

Name Trichloroethylsilane
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.2±0.1 g/cm3
Boiling Point 100.0±3.0 °C at 760 mmHg
Melting Point −106 °C(lit.)
Molecular Formula C2H5Cl3Si
Molecular Weight 163.506
Flash Point 19.6±11.7 °C
Exact Mass 161.922607
LogP 4.72
Vapour Pressure 43.1±0.2 mmHg at 25°C
Index of Refraction 1.439

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
VV4200000
CHEMICAL NAME :
Silane, ethyltrichloro-
CAS REGISTRY NUMBER :
115-21-9
BEILSTEIN REFERENCE NO. :
1361384
LAST UPDATED :
199710
DATA ITEMS CITED :
8
MOLECULAR FORMULA :
C2-H5-Cl3-Si
MOLECULAR WEIGHT :
163.51
WISWESSER LINE NOTATION :
G-SI-GG2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1220,1986
TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1220,1986 ** ACUTE TOXICITY DATA **
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1330 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA) V.18-31, 1936-49. For publisher information, see AEHLAU. Volume(issue)/page/year: 31,60,1949
TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
500 ppm/4H
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA) V.18-31, 1936-49. For publisher information, see AEHLAU. Volume(issue)/page/year: 31,343,1949
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
30 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA) V.18-31, 1936-49. For publisher information, see AEHLAU. Volume(issue)/page/year: 30,332,1948
TYPE OF TEST :
LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
300 mg/m3/2H
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
TPKVAL Toksikologiya Novykh Promyshlennykh Khimicheskikh Veshchestv. Toxicology of New Industrial Chemical Substances. For English translation, see TNICS*. (Izdatel'stvo Meditsina, Moscow, USSR) No.1- 1961- Volume(issue)/page/year: 3,23,1961

 Safety Information

Hazard Codes F,T+
Risk Phrases R11
Safety Phrases S26-S28-S36/37/39-S45
RIDADR UN 1196 3/PG 2
WGK Germany 1
RTECS VV4200000
Packaging Group II
Hazard Class 3.1
HS Code 2931900090

 Synthetic Route

 Customs

HS Code 2931900090
Summary 2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

 Synonyms

Silicane, trichloroethyl-
UN 1196
Silane, trichloroethyl-
Ethyltrichlorosilane
trichloro(ethyl)silane
Trichloroethylsilane
Trichloroethylsilicane
EINECS 204-072-6
Silane, ethyl(trichloro)-
UNII-6Q81CH0W5Z
UNII:6Q81CH0W5Z
Ethyltrichlorosilane,AcroSeal
Ethyl silicon trichloride
Ethyl trichlorosilane
MFCD00000485
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