3-Methoxypropyltrimethoxysilane

• CAS: 33580-59-5
• Catalog Number: ACM33580595
• Category: Main Products
• Molecular Weight: 194.3 g/mol
• Molecular Formula: C7H18O4Si
• Boiling Point: 168.1 °C(760 mmHg)
• Melting Point: <0 °C
• Flash Point: 41.8 °C
• Density: 0.946 g/mL
• Packaging: 10 g; 100 g

Case Study

Effectiveness of 3-methacryloyloxytrimethoxysilane as a coupling agent

Owen, Michael J. Progress in Silicones and Silicone-Modified Materials (2013): 47-56.

3-Methacryloyloxytrimethoxysilane is one of the most important coupling agents that can be used to improve the actual adhesion of polymers to minerals. The main mechanistic explanation for its effectiveness as a silane coupling agent is discussed. Its surface energy and water wettability are discussed and compared to those of related polymers. These physical properties should have some importance in enhancing adhesion, but clearly they are not as important as the chemical reactivity of the silane.
A 2% loading of 3-methacryloyloxypropyltrimethoxysilane imparts a polyester glass laminate. This silane performs best among the 9 methacrylate-containing compounds evaluated. The retention of strength after exposure to boiling water is the most important aspect of these data. It translates to longevity in a water environment at ambient temperature. Evaluation of a fiberglass composite boat after 20 years of service. Its tensile strength increased by +3%, compressive strength increased by +0.08%, flexural strength increased by +13%, and shear strength decreased by -6%.

Xerogels prepared with 3-methoxypropyltrimethoxysilane for bacterial detection

Guillemot, Laure-Hélène, et al. Physical Chemistry Chemical Physics 15.38 (2013): 15840-15844.

A low-cost, innovative and non-invasive universal colorimetric detection method is proposed for the detection of pathogenic bacteria by simple and rapid detection of volatile metabolites released by enzymatic hydrolysis. The feasibility of the method is verified by three sets of experiments, which respectively study the release of p-nitrophenol metabolites from Escherichia coli culture solutions containing 4-nitrophenyl-β-D-glucuronide, the capture efficiency of gaseous metabolites by various customized and functionalized xerogels (such as those obtained using 3-methoxypropyltrimethoxysilane), and the capture and detection of gaseous p-nitrophenol released by E. coli.
To capture and detect the volatile part of p-nitrophenol released by E. coli strains, transparent xerogels were synthesized using a sol-gel process. The process involves the hydrolysis of silicon precursors, such as tetramethyl silicate (TMOS), to condense them into a three-dimensional network, thereby forming a nanoporous material. Functionalized silica precursors, such as (3-aminopropyl)triethoxysilane (APTES) or 3-methoxypropyltrimethoxysilane (PEG-1), can be used to change the intrinsic pH of the pores and tune the diameter of the cavity.

Preparation of xerogels with 3-methoxypropyltrimethoxysilane for detection of bacteria

McNamee, Cathy E., Shinpei Yamamoto, and Ko Higashitani. Biophysical journal 93.1 (2007): 324-334.

The effect of polyethylene glycol (m-PEG) synthesized with 3-methoxypropyltrimethoxysilane on the ability to adsorb to live malignant melanoma B16F10 cells was studied. The adhesion ability of m-PEG brushes to cells was determined using an atomic force microscopy colloidal probe method, as the magnitude of the adhesion between m-PEG modified particles and live cells in physiological buffer is related to the binding strength of m-PEGs to cells. The effect of m-PEG (molecular weight 1900 g/mol) on the cell surface for 24 hours was also considered not to induce cell death or affect its growth.
Non-m-PEG modified surfaces with terminal OCH3 groups (PEG0) were obtained using 3-methoxypropyltrimethoxysilane. Three different molecular weights of m-PEG silane coupling agents were also used in the experiment. The lowest molecular weight meta-polyethylene glycol silane coupling agent is 2-(methoxy(polyethoxy)propyl)trimethoxysilane (90%) (number average weight 330 g/mol).

3-Methoxypropyltrimethoxysilane for PDMS grafting and related studies

Ndong, Rose S., and William B. Russel. Journal of Rheology 55.2 (2011): 331-351.

To enhance their properties, melt-processed polymers are often filled with colloidal particles. 3-Methoxypropyltrimethoxysilane was used for the PDMS grafting process. The relative viscosity of 430 nm alumina particles stabilized by end-tethered polydimethylsiloxane (PDMS) in the PDMS melt decreased with increasing grafting density and molecular weight, and as expected, with increasing melt molecular weight, ranging from 4.7-41.1 kg/mol. Accepted theory predicts that the grafted layer will be more swollen and therefore a better stabilizer in low molecular weight melts.
The treated alumina was suspended in 2-butanone containing 3-methoxypropyltrimethoxysilane and stirred under reflux for 24 h. The particles were then subjected to toluene Soxhlet extraction for 24 h and immediately passed into a toluene solution containing PDMS at a concentration of 0.12 mg/ml and reacted for 3 or 6 days to obtain different grafting densities.

Custom Reviews

August 04, 2023

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Custom Q&A

What is the molecular formula of 3-Methoxypropyltrimethoxysilane?

The molecular formula of 3-Methoxypropyltrimethoxysilane is C7H18O4Si.

What are the synonyms for 3-Methoxypropyltrimethoxysilane?

The synonyms for 3-Methoxypropyltrimethoxysilane include trimethoxy(3-methoxypropyl)silane, 33580-59-5, and (3-Methoxypropyl)trimethoxysilane.

What is the molecular weight of 3-Methoxypropyltrimethoxysilane?

The molecular weight of 3-Methoxypropyltrimethoxysilane is 194.30 g/mol.

What is the IUPAC name of 3-Methoxypropyltrimethoxysilane?

The IUPAC name of 3-Methoxypropyltrimethoxysilane is trimethoxy(3-methoxypropyl)silane.

What is the InChI of 3-Methoxypropyltrimethoxysilane?

The InChI of 3-Methoxypropyltrimethoxysilane is InChI=1S/C7H18O4Si/c1-8-6-5-7-12(9-2,10-3)11-4/h5-7H2,1-4H3.

What is the InChIKey of 3-Methoxypropyltrimethoxysilane?

The InChIKey of 3-Methoxypropyltrimethoxysilane is JPMBLOQPQSYOMC-UHFFFAOYSA-N.

What is the canonical SMILES of 3-Methoxypropyltrimethoxysilane?

The canonical SMILES of 3-Methoxypropyltrimethoxysilane is COCCC[Si](OC)(OC)OC.

What is the CAS number of 3-Methoxypropyltrimethoxysilane?

The CAS number of 3-Methoxypropyltrimethoxysilane is 33580-59-5.

How many hydrogen bond donor counts does 3-Methoxypropyltrimethoxysilane have?

3-Methoxypropyltrimethoxysilane does not have any hydrogen bond donor counts.

How many hydrogen bond acceptor counts does 3-Methoxypropyltrimethoxysilane have?

3-Methoxypropyltrimethoxysilane has 4 hydrogen bond acceptor counts.