Octadecamethylcyclononasiloxane
[CAS# 556-71-8]

Identification

• Name: Octadecamethylcyclononasiloxane
• Synonyms: Octadeamethyl-Cyclononasiloxane; Cyclononasiloxane, Octadecamethyl-; Octadecamethylcyclononasiloxane
• Molecular Formula: C₁₈H₅₄O₉Si₉
• Molecular Weight: 667.39
• CAS Registry Number: 556-71-8
• SMILES: C[Si]1(O[Si](O[Si](O[Si](O[Si](O[Si](O[Si](O[Si](O[Si](O1)(C)C)(C)C)(C)C)(C)C)(C)C)(C)C)(C)C)(C)C)C
• InChI: 1S/C18H54O9Si9/c1-28(2)19-29(3,4)21-31(7,8)23-33(11,12)25-35(15,16)27-36(17,18)26-34(13,14)24-32(9,10)22-30(5,6)20-28/h1-18H3
• InChIKey: ISXOGOLHEGHGQF-UHFFFAOYSA-N

Properties

• Density: 0.983g/cm³ (Cal.)
• Boiling point: 415.671°C at 760 mmHg (Cal.)
• Flash point: 198.147°C (Cal.)