2,2,4,4,6,6-Hexamethyl-8,8-Diphenylcyclotetrasiloxane
[CAS# 1693-44-3]

Identification

• Name: 2,2,4,4,6,6-Hexamethyl-8,8-Diphenylcyclotetrasiloxane
• Synonyms: 2,2,4,4,6,6-Hexamethyl-8,8-Diphenylcyclotetrasiloxane; 2,2,4,4,6,6-Hexamethyl-8,8-Diphenyl-[1,3,5,7,2,4,6,8]Cyclotetrasiloxane
• Molecular Formula: C₁₈H₂₈O₄Si₄
• Molecular Weight: 420.76
• CAS Registry Number: 1693-44-3
• EINECS: 216-895-8
• SMILES: C3=C([Si]1(O[Si](O[Si](O[Si](O1)(C)C)(C)C)(C)C)C2=CC=CC=C2)C=CC=C3
• InChI: 1S/C18H28O4Si4/c1-23(2)19-24(3,4)21-26(22-25(5,6)20-23,17-13-9-7-10-14-17)18-15-11-8-12-16-18/h7-16H,1-6H3
• InChIKey: BOIFXPDTOHPTOD-UHFFFAOYSA-N

Properties

• Density: 1.062g/cm³ (Cal.)
• Boiling point: 353.87°C at 760 mmHg (Cal.)
• Flash point: 146.032°C (Cal.)