Dodecyltriethoxysilane

Base Information

• Chemical Name: Dodecyltriethoxysilane
• CAS No.: 18536-91-9
• Molecular Formula: C18H40O3Si
• Molecular Weight: 332.599
• Hs Code.: 2931900090
• European Community (EC) Number: 242-409-9
• NSC Number: 139837
• UNII: THR750YUV0
• DSSTox Substance ID: DTXSID4066383
• Nikkaji Number: J150.220D
• Wikidata: Q72470445
• Mol file: 18536-91-9.mol

Synonyms:Dodecyltriethoxysilane;18536-91-9;n-Dodecyltriethoxysilane;dodecyl(triethoxy)silane;Silane, dodecyltriethoxy-;C18H40O3Si;Triethoxydodecylsilane;THR750YUV0;EINECS 242-409-9;NSC 139837;NSC-139837;Triethoxylaurylsilane;NSC139837;UNII-THR750YUV0;SCHEMBL25767;Dodecyltriethoxysilane, technical;DTXSID4066383;C18-H40-O3-Si;1-(TRIETHOXYSILYL)DODECANE;MFCD00048437;AKOS015839854;FS-4961;LS-6570;[Si](OCC)(OCC)(OCC)CCCCCCCCCCCC;CS-0199347;D1510;FT-0637712;D-3383;H11296;A880715;n-Diethoxytrethoxysilane;S-08550

Chemical Property of Dodecyltriethoxysilane

Chemical Property:

• Vapor Pressure: 3.67E-05mmHg at 25°C
• Melting Point: < 0 °C
• Refractive Index: n20/D 1.426
• Boiling Point: 265.4 °C at 760 mmHg
• Flash Point: 129.3 °C
• PSA: 27.69000
• Density: 0.875 g/mL at 20 °C(lit.)
• LogP: 5.95570
• Sensitive.: Moisture Sensitive
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 17
• Exact Mass: 332.27467167
• Heavy Atom Count: 22
• Complexity: 207

Purity/Quality:

99% ^*data from raw suppliers

Lauryl triethoxy silane ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xi
• Hazard Codes: Xi
• Statements: 36/37/38
• Safety Statements: 26-36

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CCCCCCCCCCCC[Si](OCC)(OCC)OCC
• Uses: Dodecyltriethoxysilane can be used in the surface treatment of calcite crystals for the determination of the effect of wettability with the incorporation of nanoparticles. It may be electrodeposited with tetraethoxysilane, which can be used as an anti-corrosive coating on mild steel.

Technology Process of Dodecyltriethoxysilane

There total 5 articles about Dodecyltriethoxysilane which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 94.1%

1-dodecene (112-41-4,25067-08-7,62132-67-6) + Triethoxysilane (998-30-1) → dodecyltriethoxysilane (18536-91-9)

Guidance literature:

1-dodecene; With fumed silica-supported nitrogenous platinum complex; at 110 ℃; for 0.5h;

Triethoxysilane; at 110 ℃; for 2.5h; regioselective reaction;

DOI:10.1016/j.jorganchem.2011.02.021

Reference yield:

1-dodecene (112-41-4,25067-08-7,62132-67-6) + Triethoxysilane (998-30-1) → dodecane (112-40-3) + dodecyltriethoxysilane (18536-91-9) + β-dodecylltriethoxysilane (1443302-73-5) + C18H38O3Si

Guidance literature:

With RuC₃*3H₂O; (3-bromophenyl)(diphenyl)phosphine; at 90 ℃; for 5h; Inert atmosphere;

DOI:10.1002/aoc.3092

Reference yield:

1-dodecene (112-41-4,25067-08-7,62132-67-6) + ethanol (64-17-5) → dodecyltriethoxysilane (18536-91-9) + C18H40O3Si

Guidance literature:

With (S)-(2′-methoxy-[1,1′-binaphthalen]-2-yl)diphenylphosphane; bis(η3-allyl-μ-chloropalladium(II)); trichlorosilane; triethylamine; Multistep reaction. Yields of byproduct given. Title compound not separated from byproducts; 1.) 40 deg C, 72 h, 2.) Et₂O;

DOI:10.1021/ja00026a044

upstream raw materials:

tetraethoxy orthosilicate

laurylmagnesium bromide

1-dodecene

ethanol

Downstream raw materials:

dodecylsilicic acid tris(2-phenylethyl) ester

1-[(trifluoromethyl)thio]dodecane

dodecyl benzoate

1-dodecylthiocyanate

Refernces

• 1、 -. "TWO-COMPONENT SYSTEM FOR SMOOTHING AND CARE OF HAIR". . . Retrieved 2022/01/23.
• 2、 -. "METHOD FOR PRODUCING ORGANOSILICON COMPOUND BY HYDROSILYLATION WITH METALLIC-ELEMENT-CONTAINING NANOPARTICLES". Paragraph 0097-0116. . Retrieved 2019/11/21.