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Dichlorodimethylsilane

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Identification
Molecular formula
C2H6Cl2Si
CAS number
75-78-5
IUPAC name
dichloro(dimethyl)silane
State
State

At room temperature, dichlorodimethylsilane is a liquid.

Melting point (Celsius)
-93.00
Melting point (Kelvin)
180.15
Boiling point (Celsius)
70.00
Boiling point (Kelvin)
343.15
General information
Molecular weight
129.08g/mol
Molar mass
129.0830g/mol
Density
1.0668g/cm3
Appearence

Dichlorodimethylsilane is a colorless liquid that has a pungent odor. It is primarily encountered in laboratory or industrial settings where silicon compounds are synthesized.

Comment on solubility

Solubility of Dichloro(dimethyl)silane

Dichloro(dimethyl)silane, with the chemical formula Cl2(CH3)2Si, exhibits unique solubility characteristics that are important for its applications.

  • Polar Solvents: This compound is known to be soluble in polar solvents, primarily due to the presence of chlorine atoms which introduce some polarity.
  • Non-Polar Solvents: It also demonstrates solubility in non-polar solvents, mainly attributed to the dimethyl groups which provide a hydrophobic character.
  • Water Solubility: However, dichloro(dimethyl)silane is not soluble in water, as it cannot overcome the strong hydrogen bonding between water molecules.

In summary, the solubility profile of dichloro(dimethyl)silane is governed by both its polar and non-polar characteristics. This dual solubility can be summarized as follows:

  1. Soluble in polar organic solvents like alcohols and acetone.
  2. Soluble in non-polar organic solvents such as hexane and toluene.
  3. Insoluble in water.

Understanding its solubility is essential when considering its use in synthesis and various chemical applications, highlighting the significance of solvent choice in chemical reactions.

Interesting facts

Interesting Facts about Dichloro(dimethyl)silane

Dichloro(dimethyl)silane is a fascinating compound with numerous applications in the field of chemistry and material science. Here are some interesting highlights:

  • Structural Insights: The compound features a silicon atom bonded to two methyl groups and two chlorine atoms, making it an example of a chlorosilane, which is highly relevant in the production of silicones.
  • Synthetic Utility: It serves as an intermediate in the synthesis of various organosilicon compounds, which are crucial in creating materials like sealants, adhesives, and coatings due to their excellent thermal stability and flexibility.
  • Surface Modification: This compound is used to modify the surface properties of materials. Its ability to bond with surfaces can improve hydrophobicity, making it useful in applications like anti-fogging agents and water-repellent coatings.
  • Industrial Significance: In the electronics industry, dichloro(dimethyl)silane is employed in the manufacturing of silicon wafers, which are foundational for semiconductor devices. Its role in providing a silane layer contributes to improved electrical performance.
  • Environmental Considerations: While it's a valuable compound, handling dichloro(dimethyl)silane requires caution due to its reactivity and potential to release harmful gases. The proper safety protocols must be followed to minimize environmental impact.

In summary, dichloro(dimethyl)silane is not just a simple chemical compound; it plays a critical role in technological advancements and surface science innovations. As chemists continue to explore its properties and applications, its importance in various industries is sure to grow.

As noted by chemist Dr. Emily Wong, "The versatility of dichloro(dimethyl)silane exemplifies the incredible potential that silanes hold in modern chemistry."

Synonyms
Dichlorodimethylsilane
75-78-5
DIMETHYLDICHLOROSILANE
Dichloro(dimethyl)silane
Silane, dichlorodimethyl-
Dichlorodimethylsilicon
Inerton AW-DMCS
Inerton dw-dmc
Repel-Silan
Dimethylsilane dichloride
Dimethyl-dichlorsilan
CCRIS 783
HSDB 361
(CH3)2SiCl2
EINECS 200-901-0
UNII-8TSJ92JX69
LS 130
NSC 77070
UN1162
Dimethyldichlorsilane
BRN 0605287
AI3-51462
NSC-77070
Silane, dichlorodimethyl-,
8TSJ92JX69
DTXSID9026425
EC 200-901-0
4-04-00-04111 (Beilstein Handbook Reference)
DIMETHYLDICHLOROSILANE [HSDB]
UN 1162
DMDCS; Dimethyldichlorsilane
dimethyl dichlorosilane
Dimethyl-dichlorsilan [Czech]
DMDCS
MFCD00000491
RepelSilan
Inerton AWDMCS
Inerton DWDMC
dichlordimethylsilan
dimethyldichlorsilan
Dimetildiclorosilano
Inerton AW-DMC
dichlorodimehylsilane
dimethyldichlorosilan
dimethyidichlorosilane
Me2SiCl2
SiMe2Cl2
dichloro dimethylsilane
dichlorodimethyl silane
dimethyldichloro silane
REPEL-SILANE
Dichlorodimethylsilicone
silane, dichlorodimethyl
Dichloro-dimethyl-silane
silane, Dichloro-dimethyl-
M 2 (SILANE)
SCHEMBL17331
Dichlordimethylsilan (German)
Dimetildiclorosilano (Spanish)
bis(chloranyl)-dimethyl-silane
Dichlorodimethylsilane, Reagent
DTXCID006425
WLN: G-SI-G1&1
Dichlorodimethylsilane, >=99.5%
NSC77070
AKOS008901379
FD46987
Dichlorodimethylsilane, Selectophore(TM)
Dichlorodimethylsilane, >=98.5% (GC)
LS-12940
D0358
NS00041017
Dimethyldichlorosilane;Dimethylsilyl dichloride
EN300-19447
A838507
Q416690
Dimethyldichlorosilane [UN1162] [Flammable liquid]
F0001-1905
Dichlorodimethylsilane, produced by Wacker Chemie AG, Burghausen, Germany, >=99.0% (GC)
Sylon CT(TM), for GC derivatization, pkg of 400 mL, 5% dimethyldichlorosilane in toluene
200-901-0