15200

Bis[3-(triethoxysilyl)propyl] tetrasulfide

technical, ≥90% (NMR)

• Synonyma: TESPTS, 3,3′-Tetrathiobis(propyl-triethoxysilane)
• Empirický vzorec (Hillův zápis): C₁₈H₄₂O₆S₄Si₂
• Číslo CAS: 40372-72-3
• Molekulová hmotnost: 538.95
• UNSPSC Code: 12352103
• NACRES: NA.22
• PubChem Substance ID: 329750768
• EC Number: 254-896-5
• Beilstein/REAXYS Number: 2062235
• MDL number: MFCD00053751

Vlastnosti

• grade: technical
• Quality Segment: 200
• assay: ≥90% (NMR)
• form: liquid
• refractive index: n20/D 1.49
• density: 1.08 g/mL at 20 °C (lit.)
• functional group: tetrasulfide, trisulfide
• SMILES string: CCO[Si](CCCSSSSCCC[Si](OCC)(OCC)OCC)(OCC)OCC
• InChI: 1S/C18H42O6S4Si2/c1-7-19-29(20-8-2,21-9-3)17-13-15-25-27-28-26-16-14-18-30(22-10-4,23-11-5)24-12-6/h7-18H2,1-6H3
• InChI key: VTHOKNTVYKTUPI-UHFFFAOYSA-N

Popis

Application

Bis[3-(triethoxysilyl)propyl] tetrasulfide (TESPTS) is generally used as a crosslinking agent and reinforcing filler in the manufacturing of rubber. TESPT film provides corrosion protection to the metallic substrates. It is also used as a precursor in the synthesis of mesoporous organosilicas.

Bezpečnostní informace

• Skladovací třída: 10 - Combustible liquids
• Co se děje?: WGK 1
• Bod vzplanutí (°F): 212.0 °F - closed cup
• Bod vzplanutí (°C): 100 °C - closed cup
• PPE (osobní ochranné prostředky): Eyeshields, Gloves