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365157

Sigma-Aldrich

1,1,3,3-Tetramethyl-1,3-diphenyldisilazane

96%

Synonym(s):

1,3-Diphenyl-1,1,3,3-tetramethyldisilazane, DPTMDS

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About This Item

Linear Formula:
[C6H5Si(CH3)2]2NH
CAS Number:
3449-26-1
Molecular Weight:
285.53
Beilstein/REAXYS Number:
2738118
EC Number:
222-372-5
MDL number:
MFCD00042916
UNSPSC Code:
12352103
PubChem Substance ID:
24862485
NACRES:
NA.22

Quality Level

100

assay

96%

form

liquid

refractive index

n20/D 1.538 (lit.)

bp

96-100 °C/0.1 mmHg (lit.)

density

0.985 g/mL at 25 °C (lit.)

SMILES string

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

InChI

1S/C16H23NSi2/c1-18(2,15-11-7-5-8-12-15)17-19(3,4)16-13-9-6-10-14-16/h5-14,17H,1-4H3

InChI key

HIMXYMYMHUAZLW-UHFFFAOYSA-N

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Application

1,1,3,3-Tetramethyl-1,3-diphenyldisilazane can be used:
  • As a starting material for the synthesis of its substitution products with the tetrachlorides of silicon and tin.
  • To prepare Cu-, Zn- and H2-phthalocyanines using phthalimide.
  • As a pre-column deactivation agent prior to the determination of the fatty acids by GC-MS.

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

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

target_organs

Respiratory system

wgk_germany

WGK 3

flash_point_f

235.4 °F

flash_point_c

113 °C

ppe

Eyeshields, Gloves, type ABEK (EN14387) respirator filter

Certificates of Analysis (COA)

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