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Methyldichlorosilane

Methyldichlorosilane structure

CAS No:
75-54-7
Formula:
CH4Cl2Si
Chemical Name:
Methyldichlorosilane
Synonyms:
Silane,dichloromethyl-;Methylsilicon dichloride;Dichloromethylsilane;Methyldichlorosilane;Dichlorohydridomethylsilicon;Monomethyldichlorosilane;LS 50;Methylhydrodichlorosilane
Categories:
Organic Chemistry > Organometallic Compounds

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Description

Colorless clear liquid Methyl dichlorosilane is a clear, straw-colored liquid.

Methyldichlorosilane Basic Attributes

Molecular Weight：

115.03

Exact Mass：

115.03

EC Number：

200-877-1

HScode：

29319090

Characteristics

PSA：

0 Å²

XLogP3：

3.77

Appearance：

Colorless Liquid

Density：

1.10 g/cm³ @ Temp: 27 °C

Melting Point：

-93 °C

Boiling Point：

41 °C

Flash Point：

−26 °F

Refractive Index：

n20/D 1.398(lit.)

Water Solubility：

DECOMPOSES

Storage Conditions：

2-8°C

Vapor Pressure：

6.79 psi ( 20 °C)

Vapor Density：

4 (vs air)

Toxicity：

Oral-Rat LD50: 2.83 ml/kg; inhalation-rat LC50: 300 PPM/ 4 hours

Flammability characteristics：

It is flammable in case of open flame, high temperature and oxidant; it produces toxic chloride fumes when it is burned; it produces toxic mist of hydrogen chloride when it decomposes in water

Explosive limit：

>55%

Safety Information

Packing level：

Hazard category：

4.3

Transport codes：

UN 1242 4.3/PG 1

wgk germany：

hazard class code：

11-14/15-28-34-37-35-20/22

safety instructions：

16-26-36/37/39-43-45-7/8-30

RTECS Number：

VV3500000

Marks：

F,T,C

Storage features：

The warehouse is ventilated, low temperature and dry; stored separately from oxidants and acids

Explosive characteristics：

Explosive when mixed with air

Precautionary statement(s)：

P210-P231 + P232-P261-P280-P301 + P310-P422

Hazard Statements：

H225-H261-H301 + H331-H314

Toxicity

Toxicity class：

highly toxic

Methyldichlorosilane Use and Manufacturing

Making hydrogen-containing silicone oil for fabric treatment, waterproof agent, etc.

Computed Properties

Molecular Weight:115.03
Exact Mass:113.9459321
Monoisotopic Mass:113.9459321
Heavy Atom Count:4
Complexity:13.5
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

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