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Divinyltetramethyldisiloxane
[CAS# 2627-95-4]

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Identification
Classification Chemical reagent >> Organic reagent >> Silane
Name Divinyltetramethyldisiloxane
Synonyms 1,1,3,3-Tetramethyl-1,3-divinyldisiloxane; 1,3-Diethenyl-1,1,3,3-tetramethyl-disiloxane; 1,3-Divinyltetramethyldisiloxane
Molecular Structure CAS # 2627-95-4, Divinyltetramethyldisiloxane, 1,1,3,3-Tetramethyl-1,3-divinyldisiloxane, 1,3-Diethenyl-1,1,3,3-tetramethyl-disiloxane, 1,3-Divinyltetramethyldisiloxane
Molecular Formula C8H18OSi2
Molecular Weight 186.40
CAS Registry Number 2627-95-4
EC Number 220-099-6
SMILES C[Si](C)(C=C)O[Si](C)(C)C=C
Properties
Water solubility insoluble
Density 0.8±0.1 g/cm3, Calc.*, 0.809 g/mL (Expl.)
Melting point -99.7 ºC (Expl.)
Index of Refraction 1.419, Calc.*, 1.411 (Expl.)
Boiling Point 139.0±0.0 ºC (760 mmHg), Calc.*, 139 ºC (Expl.)
Flash Point 33.3±19.1 ºC, Calc.*, 19 ºC (Expl.)
* Calculated using Advanced Chemistry Development (ACD/Labs) Software.
Safety Data
Hazard Symbols symbol symbol symbol   GHS02;GHS07;GHS08 Danger    Details
Hazard Statements H225-H315-H319-H335-H361    Details
Precautionary Statements P203-P210-P233-P240-P241-P242-P243-P261-P264-P264+P265-P271-P280-P302+P352-P303+P361+P353-P304+P340-P305+P351+P338-P318-P319-P321-P332+P317-P337+P317-P362+P364-P370+P378-P403+P233-P403+P235-P405-P501    Details
Hazard Classification
up    Details
HazardClassCategory CodeHazard Statement
Flammable liquidsFlam. Liq.2H225
Reproductive toxicityRepr.2H361
Skin irritationSkin Irrit.2H315
Eye irritationEye Irrit.2H319
Specific target organ toxicity - single exposureSTOT SE3H335
Flammable liquidsFlam. Liq.3H226
Chronic hazardous to the aquatic environmentAquatic Chronic4H413
Acute toxicityAcute Tox.4H332
Eye irritationEye Irrit.2AH319
Acute toxicityAcute Tox.4H312
Acute toxicityAcute Tox.4H302
Chronic hazardous to the aquatic environmentAquatic Chronic3H412
Transport Information UN 1993
SDS Available
up Discovory and Applicatios
Divinyltetramethyldisiloxane is an organosilicon compound that consists of two vinyl groups (C2H3) attached to a tetramethyldisiloxane backbone. The molecular formula of divinyltetramethyldisiloxane is C8H14O2Si2, and it is commonly used as a precursor or a reagent in the synthesis of various silicon-based materials. It is known for its unique ability to undergo addition reactions, making it valuable in the preparation of crosslinked materials, coatings, and elastomers.

The discovery of divinyltetramethyldisiloxane dates back to the development of silicone chemistry in the mid-20th century. Silicone compounds, such as those based on siloxane linkages (Si-O), were first studied extensively by researchers such as Frederic Stanley Kipping, who is considered one of the pioneers in the field of organosilicon chemistry. The compound itself, and others like it, was synthesized to take advantage of the reactive properties of the vinyl groups, which could participate in a variety of polymerization reactions. Over time, divinyltetramethyldisiloxane has gained importance in industries ranging from materials science to medicine.

One of the major applications of divinyltetramethyldisiloxane is in the production of silicone-based polymers, particularly in the manufacture of elastomers. By undergoing polymerization reactions, divinyltetramethyldisiloxane forms crosslinked silicone rubber, which exhibits exceptional heat resistance, chemical stability, and flexibility. This makes it ideal for use in a wide variety of applications, including gaskets, seals, and medical devices.

Divinyltetramethyldisiloxane is also used as a crosslinking agent in the production of high-performance coatings and adhesives. In combination with other silanes, it is employed to create durable, water-resistant surfaces for automotive, aerospace, and electronics applications. Its ability to form stable siloxane bonds contributes to the creation of coatings that can withstand extreme conditions such as high temperatures and exposure to chemicals.

In addition to its applications in industrial and commercial settings, divinyltetramethyldisiloxane has been investigated for its potential uses in medical devices, particularly in the development of drug delivery systems. Its biocompatibility and ease of modification make it a promising candidate for the controlled release of therapeutic agents. Researchers have explored its use in creating injectable hydrogels that could deliver drugs over extended periods, enhancing the effectiveness of certain treatments.

Overall, divinyltetramethyldisiloxane plays a crucial role in the field of materials science, offering a versatile platform for the synthesis of various silicon-based products. Its discovery and development have paved the way for advancements in industries that require durable, flexible, and high-performance materials.
Market Analysis Reports
List of Reports Available for Divinyltetramethyldisiloxane
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