bis(methyldiphenylsilyl)amine

• ChemBase ID: 158402
• Molecular Formular: C26H27NSi2
• Molecular Mass: 409.67028
• Monoisotopic Mass: 409.16820293
• SMILES: C[Si](c1ccccc1)(c1ccccc1)N[Si](C)(c1ccccc1)c1ccccc1
• Canonical SMILES: C[Si](c1ccccc1)(c1ccccc1)N[Si](c1ccccc1)(c1ccccc1)C
• InChI: InChI=1S/C26H27NSi2/c1-28(23-15-7-3-8-16-23,24-17-9-4-10-18-24)27-29(2,25-19-11-5-12-20-25)26-21-13-6-14-22-26/h3-22,27H,1-2H3
• InChIKey: YFONAHAKNVIHPT-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: bis(methyldiphenylsilyl)amine
• IUPAC Traditional name: bis(methyldiphenylsilyl)amine
• Synonyms: TPDMDS; 1,1,3,3-Tetraphenyl-1,3-dimethyldisilazane; 1,3-Dimethyl-1,1,3,3-tetraphenyldisilazane; 1,1,3,3-四苯基-1,3-二甲基二硅氮烷; 1,3-二甲基-1,1,3,3-四苯基二甲硅基胺

Database IDs

• CAS Number: 7453-26-1
• EC Number: 231-227-5
• MDL Number: MFCD00042831
• Beilstein Number: 2952534
• PubChem SID: 162252538
• PubChem CID: 81957

CALCULATED PROPERTIES

• H Acceptors: 1
• H Donor: 1
• LogD (pH = 5.5): 5.408428
• LogD (pH = 7.4): 5.4086185
• Log P: 9.0155
• Molar Refractivity: 127.3723 cm^3
• Polarizability: 50.329704 Å^3
• Polar Surface Area: 12.03 Å^2
• Rotatable Bonds: 6
• Lipinski's Rule of Five: false

PROPERTIES

Physical Property

• Melting Point: 87-89 °C; 87-89 °C(lit.)

Safety Information

• European Hazard Symbols: Irritant (Xi)
• German water hazard class: 3
• Risk Statements: 36/37/38
• Safety Statements: 26-36
• GHS Pictograms: GHS07
• GHS Signal Word: Warning
• GHS Hazard statements: H315-H319-H335
• GHS Precautionary statements: P261-P305 + P351 + P338
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves

Product Information

• Purity: ≥98.0% (NT)
• Linear Formula: [CH3Si(C6H5)2]2NH

DETAILS

Sigma Aldrich - 41663

Other Notes
For the deactivation of glass capillary columns by persilylation1,1,1
Packaging
10 g in glass bottle