2,4,6,8,10-pentamethyl-1,3,5,7,9,2,4,6,8,10-pentaoxapentasilecane

• ChemBase ID: 147813
• Molecular Formular: C5H20O5Si5
• Molecular Mass: 300.6368
• Monoisotopic Mass: 300.0157064
• SMILES: C[SiH]1O[SiH](O[SiH](O[SiH](O[SiH](O1)C)C)C)C
• Canonical SMILES: C[SiH]1O[SiH](C)O[SiH](C)O[SiH](O[SiH](O1)C)C
• InChI: InChI=1S/C5H20O5Si5/c1-11-6-12(2)8-14(4)10-15(5)9-13(3)7-11/h11-15H,1-5H3
• InChIKey: HGPDWMTUQRNTQT-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: 2,4,6,8,10-pentamethyl-1,3,5,7,9,2,4,6,8,10-pentaoxapentasilecane
• IUPAC Traditional name: 2,4,6,8,10-pentamethyl-1,3,5,7,9,2,4,6,8,10-pentaoxapentasilecane
• Synonyms: 2,4,6,8,10-Pentamethylcyclopentasiloxane; 2,4,6,8,10-环五硅氧烷

Database IDs

• CAS Number: 6166-86-5
• EC Number: 228-204-7
• MDL Number: MFCD00053531
• Beilstein Number: 1792134
• PubChem SID: 24873975; 24887058; 162241996
• PubChem CID: 6327588

CALCULATED PROPERTIES

• H Acceptors: 5
• H Donor: 0
• LogD (pH = 5.5): -1.4155
• LogD (pH = 7.4): -1.4155
• Log P: -1.4155
• Molar Refractivity: 40.4795 cm^3
• Polarizability: 27.582567 Å^3
• Polar Surface Area: 46.15 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Apperance: liquid
• Boiling Point: 54 °C/10 mmHg(lit.)
• Flash Point: 37 °C; 98.6 °F
• Density: 0.992 g/mL at 25 °C(lit.)
• Refractive Index: n20/D 1.392; n20/D 1.392(lit.)

Safety Information

• European Hazard Symbols: Irritant (Xi)
• UN Number: 1993
• German water hazard class: 3
• Hazard Class: 3
• Packing Group: 3
• Risk Statements: 10-36/37/38
• Safety Statements: 16-26-36
• GHS Pictograms: GHS02; GHS07
• GHS Signal Word: Warning
• GHS Hazard statements: H226-H315-H319-H335
• GHS Precautionary statements: P261-P305 + P351 + P338
• Personal Protective Equipment: Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
• RID/ADR: UN 1993 3/PG 3
• Storage Temperature: 2-8°C

Product Information

• Purity: ≥90% (GC); 96%
• Grade: technical
• Linear Formula: (CH3SiHO)5

DETAILS

Sigma Aldrich - 517801

Packaging
25 mL in glass bottle