CAS 75-79-6|Methyltrichlorosilane

Introduction:Basic information about CAS 75-79-6|Methyltrichlorosilane, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
Common NameMethyltrichlorosilane
CAS Number75-79-6Molecular Weight149.479
Density1.3±0.1 g/cm3Boiling Point73.5±3.0 °C at 760 mmHg
Molecular FormulaCH3Cl3SiMelting Point-77 °C
MSDSChineseUSAFlash Point-15.0±0.0 °C
Symbol
GHS02, GHS05, GHS06
Signal WordDanger

Names

NameMethyltrichlorosilane
SynonymMore Synonyms

Chemical & Physical Properties

Density1.3±0.1 g/cm3
Boiling Point73.5±3.0 °C at 760 mmHg
Melting Point-77 °C
Molecular FormulaCH3Cl3Si
Molecular Weight149.479
Flash Point-15.0±0.0 °C
Exact Mass147.906952
LogP4.19
Vapour density5.2 (vs air)
Vapour Pressure124.5±0.1 mmHg at 25°C
Index of Refraction1.434
InChIKeyJLUFWMXJHAVVNN-UHFFFAOYSA-N
SMILESC[Si](Cl)(Cl)Cl
StabilityStable, but reacts violently with water. Highly flammable. Incompatible with moisture, water, strong bases, strong acids, strong oxidizing agents.
Water SolubilityREACTS
Freezing Point-77.8℃

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
VV4550000
CHEMICAL NAME :
Silane, methyltrichloro-
CAS REGISTRY NUMBER :
75-79-6
BEILSTEIN REFERENCE NO. :
1361381
LAST UPDATED :
199701
DATA ITEMS CITED :
10
MOLECULAR FORMULA :
C-H3-Cl3-Si
MOLECULAR WEIGHT :
149.48
WISWESSER LINE NOTATION :
G-SI-GG1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology, Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1- 1990- Volume(issue)/page/year: 12,571,1993
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: -,1219,1986 ** ACUTE TOXICITY DATA **
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1620 uL/kg
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - dyspnea Gastrointestinal - hypermotility, diarrhea Gastrointestinal - other changes
REFERENCE :
ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology, Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1- 1990- Volume(issue)/page/year: 12,571,1993
TYPE OF TEST :
LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
450 ppm/4H
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1219,1986
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 :
180 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
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
840 uL/kg
TOXIC EFFECTS :
Behavioral - altered sleep time (including change in righting reflex) Liver - other changes Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology, Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1- 1990- Volume(issue)/page/year: 12,571,1993 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 83302 No. of Facilities: 10 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 60 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 83302 No. of Facilities: 63 (estimated) No. of Industries: 2 No. of Occupations: 6 No. of Employees: 1755 (estimated) No. of Female Employees: 1191 (estimated)

Safety Information

Symbol
GHS02, GHS05, GHS06
Signal WordDanger
Hazard StatementsH225-H302 + H312-H314-H331
Supplemental HSCorrosive to the respiratory tract., Reacts violently with water.
Precautionary StatementsP210-P261-P280-P303 + P361 + P353-P305 + P351 + P338-P370 + P378
Personal Protective EquipmentFaceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard CodesF:Flammable
Risk PhrasesR11;R14;R36/37/38
Safety PhrasesS26-S39
RIDADRUN 1250 3/PG 1
WGK Germany1
RTECSVV4550000
Packaging GroupI
Hazard Class3
HS Code29310095

Customs

HS Code29310095

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Synonyms

Methylsilicochloroform
methyl trichlorosilane
Trichloro(methyl)silane
SiCH3Cl3
methyltrichloromonosilane
Methyltrichlosilane
Luperox 118
UNII-UIR5I18638
Methylsilichloroform
Methylsilyl trichloride
EINECS 200-902-6
CM9000
methyl-trichlorsilan
MFCD00000481
Silane, methyltrichloro-
Methyltrichlorosilane
Trichloromethylsilane
Perhexa 25Z
Trichlor-methylsilan
Kayaester AB
Silane, trichloromethyl-
CH3SiCl3
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