526851

PSS-Octaphenyl substituted

• Synonym(s): 1,3,5,7,9,11,13,15-Octaphenylpentacyclo[9.5.1.1^3,9.1^5,15.1^7,13]octasiloxane, Octaphenyl-POSS^®, Octaphenylsilsesquioxane
• Empirical Formula (Hill Notation): C₄₈H₄₀O₁₂Si₈
• CAS Number: 5256-79-1
• Molecular Weight: 1033.51
• MDL number: MFCD00308870
• UNSPSC Code: 12162002
• PubChem Substance ID: 24874584
• NACRES: NA.23

Properties

• mp: >350 °C (lit.)
• SMILES string: O1[Si]2(O[Si]3(O[Si]4(O[Si]1(O[Si]5(O[Si](O2)(O[Si](O3)(O[Si](O4)(O5)c6ccccc6)c7ccccc7)c8ccccc8)c9ccccc9)c%10ccccc%10)c%11ccccc%11)c%12ccccc%12)c%13ccccc%13
• InChI: 1S/C48H40O12Si8/c1-9-25-41(26-10-1)61-49-62(42-27-11-2-12-28-42)52-65(45-33-17-5-18-34-45)54-63(50-61,43-29-13-3-14-30-43)56-67(47-37-21-7-22-38-47)57-64(51-61,44-31-15-4-16-32-44)55-66(53-62,46-35-19-6-20-36-46)59-68(58-65,60-67)48-39-23-8-24-40-48/h1-40H
• InChI key: KBXJHRABGYYAFC-UHFFFAOYSA-N

Description

Legal Information

POSS is a registered trademark of Hybrid Plastics, Inc.

Safety Information

• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 3
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves