1,1,3,3-Tetramethyl-1,3-divinyldisiloxane

Base Information

• Chemical Name: 1,1,3,3-Tetramethyl-1,3-divinyldisiloxane
• CAS No.: 68083-19-2
• Deprecated CAS: 846574-60-5,1588777-22-3
• Molecular Formula: N/A
• Molecular Weight: 186.39900
• Hs Code.: 39100000
• European Community (EC) Number: 220-099-6,614-275-5
• UNII: SJ4D71ZQF4
• DSSTox Substance ID: DTXSID7038810
• Nikkaji Number: J7.637F
• Wikipedia: 1,1,3,3-Tetramethyl-1,3-divinyldisiloxane
• Wikidata: Q27289239
• ChEMBL ID: CHEMBL1878672
• Mol file: 68083-19-2.mol

Synonyms:divinyltetramethyldisiloxane

Chemical Property of 1,1,3,3-Tetramethyl-1,3-divinyldisiloxane

Chemical Property:

• Melting Point: >-60 °C
• Refractive Index: n20/D 1.4052
• Boiling Point: >93 °C(lit.)
• Flash Point: >230 °F
• PSA: 9.23000
• Density: 0.965 g/mL at 25 °C(lit.)
• LogP: 2.86360
• Storage Temp.: 2-8°C
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 1
• Rotatable Bond Count: 4
• Exact Mass: 186.08961826
• Heavy Atom Count: 11
• Complexity: 144

Purity/Quality:

99%min ^*data from raw suppliers

Poly(dimethylsiloxane), vinyl terminated average Mw ~25,000, viscosity 850-1,150 cSt (25 °C)(lit.) ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Chemical Classes: Metals -> Metalloid Compounds (Silicon)
• Canonical SMILES: C[Si](C)(C=C)O[Si](C)(C)C=C
• Uses: Mold-making elastomers and encapsulants and sealants for electronic components. Vinyl terminated polymers are most often employed in 2-part addition cure silicone elastomers.