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Merck
CN

41663

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

≥98.0% (NT)

Synonym(s):

1,1,3,3-Tetraphenyl-1,3-dimethyldisilazane, TPDMDS

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About This Item

Linear Formula:
[CH3Si(C6H5)2]2NH
CAS Number:
7453-26-1
Molecular Weight:
409.67
UNSPSC Code:
12352103
NACRES:
NA.22
PubChem Substance ID:
329756133
EC Number:
231-227-5
Beilstein/REAXYS Number:
2952534
MDL number:
MFCD00042831
Assay:
≥98.0% (NT)
Form:
solid

Key Documents

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InChI key

YFONAHAKNVIHPT-UHFFFAOYSA-N

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

SMILES string

C[Si](N[Si](C)(c1ccccc1)c2ccccc2)(c3ccccc3)c4ccccc4

assay

≥98.0% (NT)

form

solid

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

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
0000000333
0000001182
BGBC1871V
BGBC0704V

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Christopher A Girkin et al.
Investigative ophthalmology & visual science, 58(9), 3759-3769 (2017-07-25)
This study quantified the thickness and depth of the lamina cribrosa (LC) and peripapillary scleral thickness in high-resolution three-dimensional (3D) fluorescent reconstructions of the optic nerve head (ONH) in eyes from donors of African (AD) and European descent (ED). A
Silicon in Polymer Synthesis (2012)
Concentration modulation by thermal decomposition for multiplex gas chromatography.
J R Valentin et al.
HRC & CC. Journal of high resolution chromatography & chromatography communications, 6, 621-622 (1983-11-01)

Articles

Silylation of Non-Steroidal Anti-Inflammatory Drugs

Results of a study involving the ability few Fluka silylating reagents to form GC-MS-compatible trimethylsilylmethyl derivatives of NSAIDs

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