CAS No.2943-75-1,Triethoxyoctylsilane Suppliers

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Basic Information

Molecular Structure:
CAS No.:	2943-75-1
Name:	Triethoxyoctylsilane
Article Data:	68
Cas Database

Formula:	C₁₄H₃₂O₃Si
Molecular Weight:	276.492
Synonyms:	Si 208 (coupling agent);Silquest A 137;Silane, triethoxyoctyl-;U 222;VP-Si 208;Y 9187;Z 6341;AES 3083;Caprylyltriethoxysilane;EMI1831;Enviroseal 40;LM-N 308;NSC 42964;O 9835;Prosil9202;Prosil 9234;Si 208;
EINECS:	220-941-2
Density:	0.88 g/cm³
Melting Point:	-40oC
Boiling Point:	224.4 °C at 760 mmHg
Flash Point:	101.3 °C
Solubility:	reacts with water
Appearance:	colorless transparent liquid
Hazard Symbols:	Xi
Risk Codes:	36/37/38
Safety:	26-36-37/39
PSA:	27.69000
LogP:	4.39530

Raw Materials

78-10-4

597-52-4

998-30-1

111-66-0

38841-98-4

64-17-5

5283-66-9

Downstream Products

871-92-1

111-83-1

111-87-5

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Chemistry

Molecule structure of Triethoxyoctylsilane (CAS NO.2943-75-1):

IUPAC Name: Triethoxy(octyl)silane
Molecular Weight: 276.48758 g/mol
Molecular Formula: C₁₄H₃₂O₃Si
Density: 0.879 g/cm³
Melting Point: <-40 °C
Boiling Point: 224.4 °C at 760 mmHg
Flash Point: 101.3 °C
Index of Refraction: 1.427
Molar Refractivity: 80.86 cm³
Molar Volume: 314.4 cm³
Surface Tension: 25.5 dyne/cm
Enthalpy of Vaporization: 44.21 kJ/mol
Vapour Pressure: 0.137 mmHg at 25 °C
Water Solubility: reacts
Sensitive: moisture sensitive
H-Bond Acceptor: 3
Rotatable Bond Count: 13
Exact Mass: 276.212071
MonoIsotopic Mass: 276.212071
Topological Polar Surface Area: 27.7
Heavy Atom Count: 18
Canonical SMILES: CCCCCCCC[Si](OCC)(OCC)OCC
InChI: InChI=1S/C14H32O3Si/c1-5-9-10-11-12-13-14-18(15-6-2,16-7-3)17-8-4/h5-14H2,1-4H3
InChIKey: MSRJTTSHWYDFIU-UHFFFAOYSA-N
EINECS: 220-941-2
Product Categories: Alkyl; Functional Materials; Si (Classes of Silicon Compounds); Silane Coupling Agents; Silane Coupling Agents (Intermediates); Si-O Compounds; Trialkoxysilanes; Alkoxy Silanes; Hydrophobing Agents

Toxicity Data With Reference

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
rabbit	LD50	skin	5910uL/kg (5.91mL/kg)		Journal of Toxicology, Cutaneous and Ocular Toxicology. Vol. 15, Pg. 261, 1996.
rat	LD50	oral	10060uL/kg (10.06mL/kg)		Journal of Toxicology, Cutaneous and Ocular Toxicology. Vol. 15, Pg. 261, 1996.

Safety Profile

Hazard Codes: Irritant Xi
Risk Statements: 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36-37/39
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36:Wear suitable protective clothing.
S37/39:Wear suitable gloves and eye/face protection.
WGK Germany: 1
RTECS: VV6695500
F: 10-21
TSCA: Yes
HS Code: 29310095

Specification

Triethoxyoctylsilane (CAS NO.2943-75-1) is also named as A 137 ; A 137 (coupling agent) ; Dynasylan OCTEO ; NSC 42964 ; Octyl(triethoxy)silane ; Prosil 9202 ; Prosil 9234 ; Silane, triethoxyoctyl- ; Silquest A 137 ; UNII-LDC331P08E ; Y 9187 ; n-Octyltriethoxysilane . Triethoxyoctylsilane is colorless transparent liquid.