2,4,6,8-tetramethyl-2,4,6,8-tetraphenyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane

• ChemBase ID: 141213
• Molecular Formular: C28H32O4Si4
• Molecular Mass: 544.89328
• Monoisotopic Mass: 544.13776563
• SMILES: C[Si]1(O[Si](O[Si](O[Si](O1)(C)c1ccccc1)(C)c1ccccc1)(C)c1ccccc1)c1ccccc1
• Canonical SMILES: C[Si]1(O[Si](C)(O[Si](O[Si](O1)(C)c1ccccc1)(C)c1ccccc1)c1ccccc1)c1ccccc1
• InChI: InChI=1S/C28H32O4Si4/c1-33(25-17-9-5-10-18-25)29-34(2,26-19-11-6-12-20-26)31-36(4,28-23-15-8-16-24-28)32-35(3,30-33)27-21-13-7-14-22-27/h5-24H,1-4H3
• InChIKey: IRVZFACCNZRHSJ-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: 2,4,6,8-tetramethyl-2,4,6,8-tetraphenyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane
• IUPAC Traditional name: 2,4,6,8-tetramethyl-2,4,6,8-tetraphenyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane
• Synonyms: 2,4,6,8-Tetramethyl-2,4,6,8-tetraphenylcyclotetrasiloxane; 四甲基四苯基环四硅氧烷

Database IDs

• CAS Number: 77-63-4
• EC Number: 201-045-0
• MDL Number: MFCD01862826
• Beilstein Number: 2957579
• PubChem SID: 162235448
• PubChem CID: 6487

CALCULATED PROPERTIES

• H Acceptors: 4
• H Donor: 0
• LogD (pH = 5.5): 6.5804
• LogD (pH = 7.4): 6.5804
• Log P: 6.5804
• Molar Refractivity: 131.0808 cm^3
• Polarizability: 60.227688 Å^3
• Polar Surface Area: 36.92 Å^2
• Rotatable Bonds: 4
• Lipinski's Rule of Five: false

PROPERTIES

Safety Information

• RTECS: NI6755100
• German water hazard class: 3
• Personal Protective Equipment: Eyeshields, Gloves

Product Information

• Grade: technical
• Description: mixture of isomers cis and trans
• Empirical Formula (Hill Notation): C28H32O4Si4

DETAILS

Sigma Aldrich - 40094

Application
Reactant for synthesis of ethylhydrosilicone fluids1