Molekula
3-(Trimethoxysilyl)propyl methacrylate
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
3-(Trimethoxysilyl)propyl methacrylate is a versatile organosilane coupling agent widely used in adhesives, coatings, and composites to improve adhesion between organic polymers and inorganic substrates like glass, metals, or fillers. It functions as a bifunctional monomer, enabling covalent bonding across material interfaces for enhanced durability and performance. This chemical has a CAS number of 2530-85-0, with the molecular formula H2C=C(CH3)CO2(CH2)3Si(OCH3)3 and a molecular weight of 248.35 g/mol. It is stored at ambient conditions and carries no signal word for hazard classification. Molekula supplies 3-(Trimethoxysilyl)propyl methacrylate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | Colourless transparent liquid |
| Refractive Index | 1.425 ± 0.005 |
| Specific Gravity | 0.985 ± 0.005 (25°C g/cm3) |
| Assay | ≥98% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 92 °C |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Liquid |
| Boiling Point | 190 °C |
| Refractive Index | 1.4285 |
Source: PubChem CID 17318 (HSDB)
Identification
| Property | Value |
|---|---|
| SKU | 90036843 |
| CAS Number | 2530-85-0 |
| IUPAC Name | 3-trimethoxysilylpropyl 2-methylprop-2-enoate |
| EC Number | 219-785-8 |
| Molecular Formula | H2C=C(CH3)CO2(CH2)3Si(OCH3)3 |
| Molecular Weight | 248.35 |
| Exact Mass | 248.108 |
| SMILES | CC(=C)C(=O)OCCC[Si](OC)(OC)OC |
| InChIKey | XDLMVUHYZWKMMD-UHFFFAOYSA-N |
| InChI | InChI=1S/C10H20O5Si/c1-9(2)10(11)15-7-6-8-16(12-3,13-4)14-5/h1,6-8H2,2-5H3 |
| PubChem CID | 17318 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29319000 |
| Tariff Code | 2931900023 |
Safety & GHS
Detailed safety information available in the SDS — see Documents below.
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- 2-Propenoic acid, 2-methyl-, 3-(trimethoxysilyl)propyl ester
- Dynasylan MEMO
- gamma-Methacryloxypropyltrimethoxysilane
- KBM 503
- KDM 503
- Methacryloyloxypropyltrimethoxysilane
- NUCA 174
- Silicone A-174
- TRIMETHOXYSILYLPROPYL METHACRYLATE
- Union carbide A-174
Frequently asked questions
What is 3-(Trimethoxysilyl)propyl methacrylate (CAS 2530-85-0) commonly used for?
It is primarily used as a coupling agent and adhesion promoter in composites, coatings, and silicone-organic hybrid materials to improve bonding between organic and inorganic substrates.
What is the molecular formula and molecular weight of this product?
The molecular formula is **H₂C=C(CH₃)CO₂(CH₂)₃Si(OCH₃)₃**, and the molecular weight is **248.35 g/mol**.
How should this product be stored?
Store at **ambient temperature** in a tightly sealed container, away from moisture and direct sunlight to prevent hydrolysis.
What purity grades or specifications are available for this product?
Molekula supplies this product in **technical grade** (typically ≥97% purity) and can provide **analytical/HPLC-grade** upon request.
Can Molekula supply this product in bulk quantities?
Yes, we offer bulk packaging options (e.g., 5kg, 25kg drums, or IBCs) for large-scale applications—please contact us for pricing and lead times.
What documentation is provided with an order of this product?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and **batch-specific documentation** for traceability.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.