444278

Decamethylcyclopentasiloxan

97%

• Synonym(e): 2,2,4,4,6,6,8,8,10,10-Decamethylcyclopentasiloxane, Cyclic dimethylsiloxane pentamer, Cyclo-decamethylpentasiloxane, Cyclomethicone pentamer 245, Decamethylpentacyclosiloxane
• Empirische Formel (Hill-System): C₁₀H₃₀O₅Si₅
• CAS-Nummer: 541-02-6
• Molekulargewicht: 370.77
• Beilstein: 1800166
• EG-Nummer: 208-764-9
• MDL-Nummer: MFCD00046966
• UNSPSC-Code: 12352103
• PubChem Substanz-ID: 24868110
• NACRES: NA.22

Eigenschaften

• Assay: 97%
• Form: liquid
• Brechungsindex: n20/D 1.396 (lit.)
• bp: 90 °C/10 mmHg (lit.)
• Dichte: 0.958 g/mL at 25 °C (lit.)
• SMILES String: C[Si]1(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O1
• InChI: 1S/C10H30O5Si5/c1-16(2)11-17(3,4)13-19(7,8)15-20(9,10)14-18(5,6)12-16/h1-10H3
• InChIKey: XMSXQFUHVRWGNA-UHFFFAOYSA-N

Beschreibung

Allgemeine Beschreibung

Decamethylcyclopentasiloxane (D₅) is used in personal care products including skin creams, cosmetics, shampoos, deodorants and conditioners. D₅ is also used in various applications such as industrial cleaning fluids and dry cleaning solvents.

Anwendung

Decamethylcyclopentasiloxane (D₅) can be used as:

• A greener solvent in synthetic chemistry applications.
• A monomeric unit for polymerization by various base catalysts to obtain polysiloxane polymer.

Sicherheitshinweise

• Lagerklassenschlüssel: 10 - Combustible liquids
• WGK: WGK 2
• Flammpunkt (°F): 163.4 °F - closed cup
• Flammpunkt (°C): 73 °C - closed cup
• Persönliche Schutzausrüstung: Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)