41663

1,3-Dimethyl-1,1,3,3-tetraphenyldisilazane

≥98.0% (NT)

• Synonym(s): 1,1,3,3-Tetraphenyl-1,3-dimethyldisilazane, TPDMDS
• Linear Formula: [CH₃Si(C₆H₅)₂]₂NH
• CAS Number: 7453-26-1
• Molecular Weight: 409.67
• Beilstein: 2952534
• EC Number: 231-227-5
• MDL number: MFCD00042831
• UNSPSC Code: 12352103
• PubChem Substance ID: 329756133
• NACRES: NA.22

Properties

• Assay: ≥98.0% (NT)
• form: solid
• mp: 87-89 °C (lit.); 87-89 °C
• SMILES string: C[Si](N[Si](C)(c1ccccc1)c2ccccc2)(c3ccccc3)c4ccccc4
• 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
• InChI key: YFONAHAKNVIHPT-UHFFFAOYSA-N

Description

General description

1,3-Dimethyl-1,1,3,3-tetraphenyldisilazane is a silylating reagent, used for the hydrophobization of glass or silica surfaces.

Other Notes

For the deactivation of glass capillary columns by persilylation

Safety Information

• Pictograms: GHS07
• Signal Word: Warning
• Hazard Statements: H315,H319,H335
• Precautionary Statements: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• Target Organs: Respiratory system
• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 3
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves