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Merck
CN

679240

Tetrapropyl orthosilicate

≥98%, deposition grade

Synonym(s):

Tetrapropoxysilane

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About This Item

Linear Formula:
(CH3CH2CH2O)4Si
CAS Number:
Molecular Weight:
264.43
UNSPSC Code:
12352103
NACRES:
NA.23
PubChem Substance ID:
EC Number:
211-659-0
Beilstein/REAXYS Number:
1706115
MDL number:
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Product Name

Tetrapropyl orthosilicate, ≥98%, deposition grade

InChI

1S/C12H28O4Si/c1-5-9-13-17(14-10-6-2,15-11-7-3)16-12-8-4/h5-12H2,1-4H3

InChI key

ZQZCOBSUOFHDEE-UHFFFAOYSA-N

SMILES string

CCCO[Si](OCCC)(OCCC)OCCC

grade

deposition grade

vapor density

>1 (vs air)

assay

≥98%

form

liquid

refractive index

n20/D 1.4 (lit.)

bp

94 °C/5 mmHg (lit.)

density

0.916 g/mL at 25 °C (lit.)

Quality Level

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pictograms

Exclamation mark

signalword

Warning

Hazard Classifications

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

target_organs

Respiratory system

Storage Class

10 - Combustible liquids

wgk

WGK 3

flash_point_f

203.0 °F - closed cup

flash_point_c

95 °C - closed cup

ppe

Eyeshields, Gloves, type ABEK (EN14387) respirator filter

Regulatory Information

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Articles

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Reactive silicone chemistry: Focus on pure silicon production, polymerizations, and controlled stereochemistry reactions.

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