371904

1,3-Divinyltetramethyldisiloxane

97%

• Synonym(s): 1,1,3,3-Tetramethyl-1,3-divinyldisiloxane
• Linear Formula: [H₂C=CHSi(CH₃)₂]₂O
• CAS Number: 2627-95-4
• Molecular Weight: 186.40
• UNSPSC Code: 12162002
• NACRES: NA.23
• PubChem Substance ID: 24863134
• EC Number: 220-099-6
• Beilstein/REAXYS Number: 1762585
• MDL number: MFCD00014933

Properties

• Quality Segment: 100
• assay: 97%
• form: liquid
• refractive index: n20/D 1.411 (lit.)
• bp: 139 °C (lit.)
• mp: −99 °C (lit.)
• density: 0.809 g/mL at 25 °C (lit.)
• SMILES string: C[Si](C)(O[Si](C)(C)C=C)C=C
• InChI: 1S/C8H18OSi2/c1-7-10(3,4)9-11(5,6)8-2/h7-8H,1-2H2,3-6H3
• InChI key: BITPLIXHRASDQB-UHFFFAOYSA-N

Description

Application

• Synthesis and Studies on the Effect of Phenyl Side–Chain Content on Refractive Index of Polysiloxane Resin: This study used 1,3-divinyltetramethyldisiloxane as a terminating agent to modify polysiloxane resin properties (Ramli et al., 2015).


• Undecenoic Acid-Based Polydimethylsiloxanes Obtained by Hydrosilylation and Hydrothiolation Reactions: This paper explored the use of 1,3-divinyltetramethyldisiloxane as a blocking agent in the synthesis of polydimethylsiloxanes (Milenin et al., 2020).


• Efficient Improvement in Electrochemical Properties of High-Voltage Li-rich Mn-Based Layered Oxide Cathode by Addition of 1,3-divinyltetramethyldisiloxane: The additive 1,3-divinyltetramethyldisiloxane was used to enhance electrochemical properties of Li-rich layered oxide cathode (Huang et al., 2023).

Safety Information

• pictograms: GHS02
• signalword: Danger
• hcodes: H225
• pcodes: P210 - P233 - P303 + P361 + P353 - P370 + P378 - P403 + P235 - P501
• Hazard Classifications: Flam. Liq. 2
• Storage Class: 3 - Flammable liquids
• wgk: WGK 3
• flash_point_f: 71.1 °F - closed cup
• flash_point_c: 21.7 °C - closed cup
• ppe: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter