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Merck

175617

(3-Mercaptopropyl)trimethoxysilane

95%

Synonym(s):

3-(Trimethoxysilyl)-1-propanethiol

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About This Item

Linear Formula:
HS(CH2)3Si(OCH3)3
CAS Number:
Molecular Weight:
196.34
UNSPSC Code:
12352103
NACRES:
NA.23
PubChem Substance ID:
EC Number:
224-588-5
Beilstein/REAXYS Number:
2038119
MDL number:
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InChI key

UUEWCQRISZBELL-UHFFFAOYSA-N

InChI

1S/C6H16O3SSi/c1-7-11(8-2,9-3)6-4-5-10/h10H,4-6H2,1-3H3

SMILES string

CO[Si](CCCS)(OC)OC

assay

95%

form

liquid

Quality Level

refractive index

n20/D 1.444 (lit.)

bp

213-215 °C (lit.)

density

1.057 g/mL at 25 °C (lit.)

storage temp.

2-8°C

General description

(3-Mercaptopropyl) trimethoxysilane (MPS) is predominantly used as a precursor for silica.
(3-mercaptopropyl)trimethoxysilane (MPTMS) is an organosilane with a thiol group, which can be used as a self-assembled monolayer (SAM). It can be used as a conjunction reagent to immobilize a variety of nanoparticles.

Application

MPTMS can be coated with TiO2, CeO2 and La2O3 for protection against corrosion on quaternary bronze in urban atmosphere. It can also be used as a silica nanofluid (NF) to modify the surface of berea sandstone to improve the enhanced oil recovery (EOR) area in the petroleum industry. MPTMS forms composites with kaolin, that can be used as an absorbent for the removal of heavy metals from wastewater. MPTMS can form a bilayer with multiwalled carbon nanotubes (MWNTs) on gold electrodes which can be used to study the electrochemical properties of fluphenazine.

pictograms

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Warning

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Chronic 2 - Skin Sens. 1

Storage Class

10 - Combustible liquids

wgk

WGK 2

flash_point_f

204.8 °F - closed cup

flash_point_c

96 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter


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Organosilane coatings applied on bronze: influence of UV radiation and thermal cycles on the protectiveness.
Chiavari C, et al.
Progress in Organic Coatings, 82(2), 91-100 (2015)
Self-assembly of (3-mercaptopropyl) trimethoxysilane on polycrystalline zinc substrates towards corrosion protection
Sinapi F, et al.
Applied Surface Science, 212, 464-471 (2003)
P Knittel et al.
Faraday discussions, 193, 353-369 (2016-10-07)
The characterization of nanoparticles and the correlation of physical properties such as size and shape to their (electro)chemical properties is an emerging field, which may facilitate future optimization and tuning of devices involving nanoparticles. This requires the investigation of individual
Hydrolysis and condensation of self-assembled monolayers of (3-mercaptopropyl) trimethoxysilane on Ag and Au surfaces."
Thompson WR, et al.
Langmuir, 13(8), 2291-2302 (1997)
Synthesis and luminescence of (3-mercaptopropyl)-trimethoxysilane capped CdS quantum dots
Wuister SF, et al.
Journal of Luminescence, 102, 338-343 (2003)

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