1,1,2,2-tetramethyldisilane

• ChemBase ID: 149511
• Molecular Formular: C4H14Si2
• Molecular Mass: 118.32496
• Monoisotopic Mass: 118.06340351
• SMILES: C[SiH](C)[SiH](C)C
• Canonical SMILES: C[SiH]([SiH](C)C)C
• InChI: InChI=1S/C4H14Si2/c1-5(2)6(3)4/h5-6H,1-4H3
• InChIKey: RDWAGGBALVFUHB-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: 1,1,2,2-tetramethyldisilane
• IUPAC Traditional name: 1,1,2,2-tetramethyldisilane
• Synonyms: 1,1,2,2-Tetramethyldisilane; 1,1,2,2-四甲基乙硅烷

Database IDs

• CAS Number: 814-98-2
• EC Number: 212-416-1
• MDL Number: MFCD00274234
• Beilstein Number: 1900247
• PubChem SID: 24868160; 162243676
• PubChem CID: 6327685

CALCULATED PROPERTIES

• H Acceptors: 0
• H Donor: 0
• LogD (pH = 5.5): -0.4576
• LogD (pH = 7.4): -0.4576
• Log P: -0.4576
• Molar Refractivity: 24.7204 cm^3
• Polarizability: 13.962656 Å^3
• Polar Surface Area: 0.0 Å^2
• Rotatable Bonds: 1
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Boiling Point: 86-87 °C(lit.)
• Flash Point: -14.8 °F; -26 °C
• Density: 0.715 g/mL at 25 °C(lit.)
• Refractive Index: n20/D 1.428(lit.)

Safety Information

• European Hazard Symbols: Flammable (F)
• UN Number: 1993
• German water hazard class: 3
• Hazard Class: 3
• Packing Group: 2
• Risk Statements: 11
• Safety Statements: 16-29-33
• GHS Pictograms: GHS02
• GHS Signal Word: Danger
• GHS Hazard statements: H225
• GHS Precautionary statements: P210
• 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 2
• Storage Temperature: -20°C

Product Information

• Purity: 98%
• Linear Formula: (CH3)2SiHSiH(CH3)2

DETAILS

Sigma Aldrich - 445126

Packaging
1 g in ampule