methyl dichlorosilane

Modify Date: 2024-01-02 17:11:57

methyl dichlorosilane Structure
methyl dichlorosilane structure
Common Name methyl dichlorosilane
CAS Number 75-54-7 Molecular Weight 115.034
Density 1.105 g/mL at 25 °C(lit.) Boiling Point 38.4±9.0 °C at 760 mmHg
Molecular Formula CH4Cl2Si Melting Point -93 °C
MSDS Chinese USA Flash Point -32.2±0.0 °C
Symbol GHS02 GHS05 GHS06
GHS02, GHS05, GHS06
Signal Word Danger

 Names

Name Dichloromethylsilane
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.105 g/mL at 25 °C(lit.)
Boiling Point 38.4±9.0 °C at 760 mmHg
Melting Point -93 °C
Molecular Formula CH4Cl2Si
Molecular Weight 115.034
Flash Point -32.2±0.0 °C
Exact Mass 113.945930
LogP 3.77
Vapour density 4 (vs air)
Vapour Pressure 468.2±0.1 mmHg at 25°C
Index of Refraction n20/D 1.398(lit.)
Water Solubility DECOMPOSES

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
VV3500000
CHEMICAL NAME :
Silane, dichloromethyl-
CAS REGISTRY NUMBER :
75-54-7
BEILSTEIN REFERENCE NO. :
1071194
LAST UPDATED :
199709
DATA ITEMS CITED :
6
MOLECULAR FORMULA :
C-H4-Cl2-Si
MOLECULAR WEIGHT :
115.04
WISWESSER LINE NOTATION :
G-SI-HG1

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: -,1218,1986
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: -,1218,1986 ** ACUTE TOXICITY DATA **
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
2830 uL/kg
TOXIC EFFECTS :
Sense Organs and Special Senses (Eye) - lacrimation Lungs, Thorax, or Respiration - other changes 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: 12,572,1993
TYPE OF TEST :
LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
300 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: -,1218,1986 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X3236 No. of Facilities: 10 (estimated) No. of Industries: 2 No. of Occupations: 5 No. of Employees: 371 (estimated) No. of Female Employees: 34 (estimated)

 Safety Information

Symbol GHS02 GHS05 GHS06
GHS02, GHS05, GHS06
Signal Word Danger
Hazard Statements H225-H261-H301 + H331-H314
Supplemental HS Corrosive to the respiratory tract., Reacts violently with water.
Precautionary Statements P210-P231 + P232-P261-P280-P301 + P310-P422
Personal Protective Equipment Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US)
Hazard Codes F:Flammable;C:Corrosive;
Risk Phrases R11;R14/15;R34;R37
Safety Phrases S16-S26-S36/37/39-S43-S45-S7/8-S30
RIDADR UN 1242 4.3/PG 1
WGK Germany 1
RTECS VV3500000
Packaging Group I
Hazard Class 4.3

 Synthetic Route

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 Synonyms

Methyldichlorosilan
methyl dichlorosilane
monomethyldichlorosilane
dichloromethyl-silan
CM8750
Dichloro(methyl)silane
Silane,methyldichloro
Silane, dichloromethyl-
Silane,dichloromethyl
Methyl-dichlorsilan
METHYLSILICON DICHLORIDE
methyldichlorosilae
METHYLDICHLOROSILANE
MFCD00000494
EINECS 200-877-1
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