1,2-bis(2-methoxyphenyl)-1,1,2,2-tetramethyldisilane

• ChemBase ID: 140680
• Molecular Formular: C18H26O2Si2
• Molecular Mass: 330.56884
• Monoisotopic Mass: 330.14713314
• SMILES: COc1ccccc1[Si](C)(C)[Si](C)(C)c1ccccc1OC
• Canonical SMILES: COc1ccccc1[Si]([Si](c1ccccc1OC)(C)C)(C)C
• InChI: InChI=1S/C18H26O2Si2/c1-19-15-11-7-9-13-17(15)21(3,4)22(5,6)18-14-10-8-12-16(18)20-2/h7-14H,1-6H3
• InChIKey: GTVBFJHBCZGREK-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: 1,2-bis(2-methoxyphenyl)-1,1,2,2-tetramethyldisilane
• IUPAC Traditional name: 1,2-bis(2-methoxyphenyl)-1,1,2,2-tetramethyldisilane
• Synonyms: Bis(2-methoxyphenyl)-1,1,2,2-tetramethyldisilane; 1,2-Bis(2-methoxyphenyl)-1,1,2,2-tetramethyldisilane; 二(2-甲氧基苯基)-1,1,2,2-四甲基二硅烷; 1,2-双(2-甲氧基苯基)-1,1,2,2-四甲基乙硅烷

Database IDs

• CAS Number: 332343-84-7
• MDL Number: MFCD09265162
• PubChem SID: 24885687; 162234921
• PubChem CID: 11301972

CALCULATED PROPERTIES

• H Acceptors: 2
• H Donor: 0
• LogD (pH = 5.5): 2.8934
• LogD (pH = 7.4): 2.8934
• Log P: 2.8934
• Molar Refractivity: 86.9954 cm^3
• Polarizability: 38.20459 Å^3
• Polar Surface Area: 18.46 Å^2
• Rotatable Bonds: 5
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Boiling Point: 139-144°C/4mm
• Flash Point: >110 °C; >230 °F
• Density: 1.0297 g/mL at 25 °C
• Refractive Index: n20/D 1.5673

Safety Information

• German water hazard class: 3
• TSCA Listed: 否

Product Information

• Purity: 95%; 96%
• Linear Formula: ((CH3O)C6H4Si(CH3)2)2

DETAILS

Sigma Aldrich - 682233

Application
The lithium reagent derived from this disilane can be used to install a C-Si bond, easily cleaved by Tamao-Fleming oxidation.1
Packaging
1 g in glass bottle