Shandong Huashang Chemical Co., Ltd. is a high-tech enterprise focused on industry of fine chemicals research and develop, produce and sale. Shandong Huashang Chemical Co., Ltd. is located in Shan Dong Ji Nan China. we have the ability to provide you high quality products. More than 90 % of our products are exported to developed countries and regions such as north America, Europe, Japan, South Korea and the Middle East.
Product Overview
3-(Trimethoxysilyl)-1-propanamine (CAS 13822-56-5), also known as 3-Aminopropyltrimethoxysilane, is a widely used organosilane coupling agent. It is a colorless transparent liquid with mild amine odor, featuring dual functional groups of amino and trimethoxysilyl. This product can effectively improve the bonding performance between organic materials and inorganic substrates. Manufactured with advanced synthesis and distillation technology, it has high purity, low volatile impurities and stable batch quality. It is widely applied in adhesives, coatings, rubber, plastics and surface modification fields. Only for industrial production and scientific research, not for food, feed and direct human contact use.
Product Features
- Dual Functional Groups: Contains amino group and siloxy group, excellent coupling and cross-linking performance.
- High Purity: Available with GC ≥98.0% / ≥99.0%, strict control of moisture and residual monomers.
- Good Compatibility: Compatible with most resins, fillers and inorganic materials.
- Stable Quality: Each batch is tested by gas chromatography, density and refractive index; COA is provided.
- Excellent Modification Effect: Remarkably enhance adhesion, water resistance and mechanical strength of finished products.
Physical & Chemical Properties
Physical Properties
- Appearance: Colorless transparent liquid
- Odor: Characteristic amine odor
- Melting Point: <-40 °C
- Boiling Point: 212 °C (760 mmHg)
- Density: 0.976 g/mL at 25 °C
- Refractive Index: n20/D 1.424
- Flash Point: 88 °C
- Solubility: Miscible with ethanol, methanol, ketones and other organic solvents; reacts and hydrolyzes in water
Chemical Properties
- Chemical Stability: Relatively stable under sealed and dry conditions at room temperature.
- Hydrolysis Performance: Easy to undergo hydrolysis reaction when exposed to water or humid air, generating silanol and methanol.
- Reactivity: Amino group can react with carboxyl, epoxy and isocyanate groups; methoxysilyl group can condense with hydroxyl groups on inorganic surfaces.
- Acid-Base Character: Weak alkaline liquid.
- Incompatibility: Incompatible with strong acids, strong oxidants and moisture-sensitive substances. Avoid mixing with these materials.
Applications
- Adhesive & Sealant Industry: Used as adhesion promoter to improve bonding strength between glass, metal, mineral fillers and organic adhesives.
- Coating & Paint Industry: Applied in solvent-based and water-based coatings to enhance the adhesion, corrosion resistance and weather resistance of coatings on metal and inorganic substrates.
- Composite Materials: Surface modifier for glass fiber, silica powder, talc and other fillers, improving dispersion and interfacial bonding in resin matrix.
- Rubber & Plastic: Coupling agent for inorganic filled rubber and plastic products, optimizing mechanical properties and processing performance.
- Scientific Research: Used for material surface modification experiments and organic synthesis research.
Usage Restriction: For industrial use and laboratory research only. Prohibited for food additives, cosmetics and medical related illegal applications.
Storage & Transportation Instructions
Storage Conditions: Store in a cool, dry and well-ventilated warehouse. Keep container tightly sealed to prevent moisture ingress and hydrolysis. Keep away from heat sources, open flame and direct sunlight. Recommended storage temperature: 10–25 °C.
Transportation Requirements: Classified as general chemical goods. Avoid violent collision, extrusion, rain and damp environment during transportation. Separate from acids, oxidants and edible chemicals.
Operation Notes: Wear chemical-resistant gloves, safety goggles and respirator. Operate in a well-ventilated area. Avoid inhalation of vapor, prevent skin and eye contact.
Regulatory Information
This product is a common organosilane fine chemical. All sales and export activities shall comply with local chemical safety regulations. All transactions are limited to legitimate industrial production and scientific research. Illegal diversion and use are forbidden.
Full Product Parameter Table
| Item | Specification & Details |
| Product Name | 3-(Trimethoxysilyl)-1-propanamine |
| CAS NO. | 13822-56-5 |
| IUPAC Name | 3-(Trimethoxysilyl)propan-1-amine |
| Synonyms | 3-Aminopropyltrimethoxysilane; APTMS |
| Molecular Formula | C6H17NO3Si |
| Molecular Weight | 179.29 |
| EINECS Number | 237-511-5 |
| UN Number | 2735 |
| Appearance | Colorless transparent liquid |
| Purity | GC ≥98.0% / ≥99.0% (customizable) |
| Melting Point | < -40 °C |
| Boiling Point | 212 °C (760 mmHg) |
| Density | 0.976 g/mL (25 °C) |
| Refractive Index | n20/D 1.424 |
| Flash Point | 88 °C |
| Solubility | Miscible with common organic solvents; hydrolyzes in water |
| HS Code | 2931909090 |
| Storage Temperature | 10–25 °C, sealed, dry & dark environment |
| Packing Specification | 1kg/plastic bottle, 25kg/plastic drum |
| Grade Standard | Industrial Grade / Research Grade |
| Application Scope | Silane Coupling Agent, Adhesion Promoter, Material Surface Modifier |
| Validity Period | 24 Months under specified storage conditions |
