1,2-dimethoxy-1,1,2,2-tetramethyldisilane

• ChemBase ID: 140319
• Molecular Formular: C6H18O2Si2
• Molecular Mass: 178.37692
• Monoisotopic Mass: 178.08453288
• SMILES: CO[Si](C)(C)[Si](C)(C)OC
• Canonical SMILES: CO[Si]([Si](OC)(C)C)(C)C
• InChI: InChI=1S/C6H18O2Si2/c1-7-9(3,4)10(5,6)8-2/h1-6H3
• InChIKey: CWGBHCIGKSXFED-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: 1,2-dimethoxy-1,1,2,2-tetramethyldisilane
• IUPAC Traditional name: 1,2-dimethoxy-1,1,2,2-tetramethyldisilane
• Synonyms: 1,2-Dimethoxy-1,1,2,2-tetramethyldisilane; 1,2-二甲氧基-1,1,2,2-四甲基二硅烷

Database IDs

• CAS Number: 10124-62-6
• MDL Number: MFCD09038446
• PubChem SID: 24885417; 162234563
• PubChem CID: 12456923

CALCULATED PROPERTIES

• H Acceptors: 2
• H Donor: 0
• LogD (pH = 5.5): 0.2242
• LogD (pH = 7.4): 0.2242
• Log P: 0.2242
• Molar Refractivity: 37.8766 cm^3
• Polarizability: 19.047497 Å^3
• Polar Surface Area: 18.46 Å^2
• Rotatable Bonds: 3
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Flash Point: 27 °C; 27°C(81°F); 80.6 °F
• Density: 0.8587 g/mL at 25 °C; 0.859
• Refractive Index: 1.425; n20/D 1.425

Safety Information

• Storage Warning: Moisture Sensitive
• European Hazard Symbols: Irritant (Xi)
• UN Number: 1993; UN1993
• German water hazard class: 3
• Hazard Class: 3
• Packing Group: 3; III
• Risk Statements: 10; 10-36/37/38
• Safety Statements: 23-26-37
• TSCA Listed: 否
• GHS Pictograms: GHS02; GHS07
• GHS Signal Word: Warning
• GHS Hazard statements: H226; H226-H315-H319-H335
• GHS Precautionary statements: P210-P241-P303+P361+P353-P305+P351+P338-P405-P501A
• 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

Product Information

• Purity: 97%
• Linear Formula: ((CH3O)Si(CH3)2)2

DETAILS

Sigma Aldrich - 678163

Packaging
1 g in glass bottle
Protocols & Applications
Cross-Coupling using Organosilanols as Powerful Nucleophiles