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Merck
CN

44237

Dodecyltriethoxysilane

technical

Synonym(s):

1-(Triethoxysilyl)dodecane, Dodecyltriethoxysilane, Triethoxydodecylsilane

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About This Item

Empirical Formula (Hill Notation):
C18H40O3Si
CAS Number:
Molecular Weight:
332.59
UNSPSC Code:
12352103
NACRES:
NA.23
PubChem Substance ID:
EC Number:
242-409-9
Beilstein/REAXYS Number:
2414223
MDL number:
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grade

technical

Quality Level

form

liquid

density

0.875 g/mL at 20 °C (lit.)

SMILES string

CCCCCCCCCCCC[Si](OCC)(OCC)OCC

InChI

1S/C18H40O3Si/c1-5-9-10-11-12-13-14-15-16-17-18-22(19-6-2,20-7-3)21-8-4/h5-18H2,1-4H3

InChI key

YGUFXEJWPRRAEK-UHFFFAOYSA-N

General description

Dodecyltriethoxysilane (DTES) is an organosilane, which is used as a coupling agent. It forms alkylsiloxane based films that can be used to tune the wettability and facilitate a variety of surfaces with hydrophobicity.
Reaction between dodecene and triethoxysilane yields dodecyltriethoxysilane. 1

Application

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.
A study reports the use of dodecyltriethoxysilane to form a silica nanofluid which alters the water contact angle of an oil-wet carbonate substrate. {68}


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

230.0 °F - closed cup

flash_point_c

110 °C - closed cup

ppe

Eyeshields, Gloves, type ABEK (EN14387) respirator filter



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Wettability alteration of oil-wet carbonate by silica nanofluid.
Al-Anssari S, et al.
Journal of Colloid and Interface Science, 461, 435-442 (2016)
Chih-Feng Wang et al.
Scientific reports, 10(1), 12769-12769 (2020-07-31)
Effective water use is currently a critical global challenge needed to prevent water shortages and has attracted significant research attention. The realization of solar-driven water evaporation by using effective converters has attracted considerable attention in recent years owing to its
Franziska Grzegorzewski et al.
Polymers, 11(9) (2019-09-13)
A simple and effective way to prepare multi-walled carbon nanotubes (MWNT)//silica hybrid microcapsules (colloidosomes) is presented. These microcapsules have been generated by emulsion templating in a biphasic oil-in-water (o/w) system. Two trialkoxysilanes of complementary polarity, (3-aminopropyl)triethoxysilane (APTES) and dodecyltriethoxysilane (DTES)



Global Trade Item Number

SKUGTIN
44237-25ML04061832282534