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Substance Name: Methyltrichlorosilane
RN: 75-79-6
UNII: UIR5I18638
InChIKey: JLUFWMXJHAVVNN-UHFFFAOYSA-N

Molecular Formula

  • C-H3-Cl3-Si

Molecular Weight

  • 149.48
 

Classification Codes

Classification Code

  • Skin / Eye Irritant

Superlist Classification Code

  • Threshold Planning Quantity (TPQ) = 500 lb
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Names and Synonyms

Name of Substance

  • Methyltrichlorosilane

Synonyms

  • 4-04-00-04212 (Beilstein Handbook Reference)
  • AI3-51465
  • BRN 1361381
  • CCRIS 1322
  • EC 200-902-6
  • EINECS 200-902-6
  • HSDB 840
  • Methyl-trichlorsilan
  • Methyl-trichlorsilan [Czech]
  • Methylsilicochloroform
  • Methylsilyl trichloride
  • Methyltrichlorosilane
  • Monomethyltrichlorosilane
  • NSC 77069
  • Silane, methyltrichloro-
  • Silane, trichloromethyl-
  • Trichlor-methylsilan
  • Trichlor-methylsilan [Czech]
  • Trichloromethylsilane
  • Trichloromethylsilicon
  • UNII-UIR5I18638

Systematic Names

  • Methyltrichlorosilane
  • Silane, methyltrichloro-
  • Silane, trichloromethyl-
  • Trichloro(methyl)silane

Superlist Names

  • Methyltrichlorosilane
  • Methyltrichlorosilane [UN1250] [Flammable liquid]
  • Silane, trichloromethyl-
  • UN1250

Registry Numbers

CAS Registry Number

  • 75-79-6

FDA UNII

  • UIR5I18638

Other Registry Number

  • 175446-71-6

System Generated Number

  • 0000075796

Structure Descriptors

InChI

1S/CH3Cl3Si/c1-5(2,3)4/h1H3

InChIKey

JLUFWMXJHAVVNN-UHFFFAOYSA-N

Smiles

[Si](C)(Cl)(Cl)Cl

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LC50 inhalation 180mg/m3/2H (180mg/m3)   Toksikologiya Novykh Promyshlennykh Khimicheskikh Veshchestv. Toxicology of New Industrial Chemical Substances. For English translation, see TNICS*. Vol. 3, Pg. 23, 1961.
rabbit LD50 skin 840uL/kg (0.84mL/kg)   Acute Toxicity Data. Journal of the American College of Toxicology, Part B. Vol. 12, Pg. 571, 1993.
rabbit LD50 skin 840uL/kg (0.84mL/kg) BEHAVIORAL: ALTERED SLEEP TIME (INCLUDING CHANGE IN RIGHTING REFLEX)

LIVER: OTHER CHANGES
Acute Toxicity Data. Journal of the American College of Toxicology, Part B. Vol. 12, Pg. 571, 1993.
rat LC50 inhalation 450ppm/4H (450ppm)   "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986Vol. -, Pg. 1219, 1986.
rat LD50 oral 1620uL/kg (1.62mL/kg) LUNGS, THORAX, OR RESPIRATION: DYSPNEA

GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA"

GASTROINTESTINAL: OTHER CHANGES
Acute Toxicity Data. Journal of the American College of Toxicology, Part B. Vol. 12, Pg. 571, 1993.
rat LDLo intraperitoneal 30mg/kg (30mg/kg)   Journal of Industrial Hygiene and Toxicology. Vol. 30, Pg. 332, 1948.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point -9.00E+01 deg C   EXP
Boiling Point 65.6 deg C   EXP
log P (octanol-water) 2.010 (none)   EST
Water Solubility 1470 mg/L 25 EST
Vapor Pressure 167 mm Hg 25 EXP
Henry's Law Constant 5.34E-03 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 1.50E-13 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.