Product Name

  • Name

    1,3-DIPHENYL-1,1,3,3-TETRAKIS(DIMETHYLSILOXY)DISILOXANE

  • EINECS
  • CAS No. 66817-59-2
  • Density
  • Solubility
  • Melting Point < 0 °C
  • Formula C20H34O5Si6
  • Boiling Point 418.203 °C at 760 mmHg
  • Molecular Weight 522.994
  • Flash Point 206.722 °C
  • Transport Information
  • Appearance
  • Safety 26-36/37/39
  • Risk Codes 36/37/38
  • Molecular Structure Molecular Structure of 66817-59-2 (1,3-DIPHENYL-1,1,3,3-TETRAKIS(DIMETHYLSILOXY)DISILOXANE)
  • Hazard Symbols
  • Synonyms Tetrasiloxane,3,5-bis[(dimethylsilyl)oxy]-1,1,7,- 7-tetramethyl-3,5-diphenyl-;D 6170;Tetrasiloxane, 3,5-bis((dimethylsilyl)oxy)-1,1,7,7-tetramethyl-3,5-diphenyl-;
  • PSA 46.15000
  • LogP 2.69520

Tetrasiloxane, 3,5-bis((dimethylsilyl)oxy)-1,1,7,7-tetramethyl-3,5-diphenyl- Specification

The Tetrasiloxane, 3,5-bis((dimethylsilyl)oxy)-1,1,7,7-tetramethyl-3,5-diphenyl-, with the CAS registry number 66817-59-2, is also known as Benzene, 1,1'-[1,1,3,3-tetrakis[(dimethylsilyl)oxy]-1,3-disiloxanediyl]bis-. This chemical's molecular formula is C20H38O5Si6 and molecular weight is 527.03. Its systematic name is called 3,5-bis[(dimethylsilyl)oxy]-1,1,7,7-tetramethyl-3,5-diphenyltetrasiloxane. What's more, this chemical's classification code is TSCA Flag P [A commenced PMN (Premanufacture Notice) substance].

Physical properties of Tetrasiloxane, 3,5-bis((dimethylsilyl)oxy)-1,1,7,7-tetramethyl-3,5-diphenyl-: (1)ACD/LogP: 14.24; (2)# of Rule of 5 Violations: 2; (3)ACD/LogD (pH 5.5): 16; (4)ACD/LogD (pH 7.4): 16; (5)ACD/BCF (pH 5.5): 1000000; (6)ACD/BCF (pH 7.4): 1000000; (7)ACD/KOC (pH 5.5): 10000000; (8)ACD/KOC (pH 7.4): 10000000; (9)#H bond acceptors: 5; (10)#Freely Rotating Bonds: 12; (11)Flash Point: 206.722 °C; (12)Enthalpy of Vaporization: 64.566 kJ/mol; (13)Boiling Point: 418.203 °C at 760 mmHg; (14)Vapour Pressure: 0 mmHg at 25°C.

When you are using this chemical, please be cautious about it as the following:
This chemical is irritating to eyes, respiratory system and skin. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. Whenever you will contact it, please wear suitable protective clothing, gloves and eye/face protection.

You can still convert the following datas into molecular structure:
(1)SMILES: C[SiH](C)O[Si](O[Si](O[SiH](C)C)(O[SiH](C)C)c1ccccc1)(O[SiH](C)C)c2ccccc2
(2)InChI: InChI=1/C20H38O5Si6/c1-26(2)21-30(22-27(3)4,19-15-11-9-12-16-19)25-31(23-28(5)6,24-29(7)8)20-17-13-10-14-18-20/h9-18,26-29H,1-8H3
(3)InChIKey: IHPTYNRQWWBPEK-UHFFFAOYAG

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