Tetraethyl orthosilicate

$12 - $1350

Price

Brand	Packaging	Price	Product name
AK Scientific X7222	5mL	$14	Tetraethyl orthosilicate
AK Scientific X7222	100mL	$54	Tetraethyl orthosilicate
Alfa Aesar 014082	500g	$58.1	Tetraethoxysilane
Alfa Aesar 014082	50g	$45.3	Tetraethoxysilane
Alfa Aesar 040251	100g	$52.9	Tetraethoxysilane
Alfa Aesar A14965	100ml	$29.5	Tetraethoxysilane, 98%
Alfa Aesar A14965	500ml	$38.6	Tetraethoxysilane, 98%
Alfa Aesar 040251	500g	$74.1	Tetraethoxysilane
Alfa Aesar 022967	50g	$84.9	Tetraethoxysilane
Alfa Aesar A14965	2500ml	$164	Tetraethoxysilane, 98%

1of4

Melting point	-77 °C
Boiling point	168 °C(lit.)
Density	0.933 g/mL at 20 °C(lit.)
vapor density	7.2 (vs air)
vapor pressure	<1 mm Hg ( 20 °C)
refractive index	n20/D 1.382(lit.)
Flash point	116 °F
storage temp.	Store below +30°C.
solubility	Soluble in ethanol and 2-propanol.
form	Liquid
Specific Gravity	0.934
color	Colorless
explosive limit	1.3-23%(V)
Water Solubility	Hydrolysis
FreezingPoint	-77℃
Sensitive	Moisture Sensitive
Hydrolytic Sensitivity	7: reacts slowly with moisture/water
Merck	14,3851
BRN	1422225
Exposure limits	ACGIH: TWA 10 ppm OSHA: TWA 100 ppm(850 mg/m3) NIOSH: IDLH 700 ppm; TWA 10 ppm(85 mg/m3)
Dielectric constant	4.1（20℃）
Stability	Stable. Flammable. Incompatible with strong oxidizing agents, water, alkalies, mineral acids.
InChIKey	BOTDANWDWHJENH-UHFFFAOYSA-N
CAS DataBase Reference	78-10-4(CAS DataBase Reference)
NIST Chemistry Reference	Silicic acid (H4sio4), tetraethyl ester(78-10-4)
EPA Substance Registry System	Tetraethyl silicate (78-10-4)