Tetrapropyl orthosilicate

ALDRICH/679240 - ≥98%, deposition grade

Synonym: Tetrapropoxysilane

CAS Number: 682-01-9
Empirical Formula (Hill Notation): C₁₂H₂₈O₄Si
Molecular Weight: 264.43
EC Number: 211-659-0
MDL Number: MFCD00009364
Linear Formula: (CH₃CH₂CH₂O)₄Si
Product Type: Chemical

Catalog Number	PKG Qty.	Price	Quantity


45-679240-50G	50 g	$163.00 1/EA		Add To Favorites

Properties
Descriptions
Safety Info.
Basic Data

assay	≥98%
bp	94 °C/5 mmHg (lit.)
density	0.916 g/mL at 25 °C (lit.)
form	liquid
grade	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
Quality Level	100
refractive index	n20/D 1.4 (lit.)
SMILES string	CCCO[Si](OCCC)(OCCC)OCCC
vapor density	>1 (vs air)

Packaging:

50 g in glass bottle

Symbol	GHS07
Signal word	Warning
Hazard statements	H315 - H319 - H335
Precautionary statements	P302 + P352 - P305 + P351 + P338
Hazard Codes	Xi
Risk Statements	36/37/38
Safety Statements	26-36
RIDADR	NONH for all modes of transport
WGK Germany	WGK 3
Flash Point(F)	203.0 °F - closed cup
Flash Point(C)	95 °C - closed cup

Purity	≥98%
bp	94 °C/5 mmHg (lit.)
Density	0.916 g/mL at 25 °C (lit.)
Refractive Index	n20/D 1.4 (lit.)
UNSPSC	12352103

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