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3-Aminopropyltrimethoxysilane

Catalog Number ACM13822565-9
CAS Number 13822-56-5
Structure
Description It is an excellent tackifier and can be used on difficult-to-handle substrates such as ABC, PVC and Poly Shyrene.
Synonyms 3-(Trimethoxysilyl)propylamine, (3-Aminopropyl)trimethoxysilane, (γ-Aminopropyl)trimethoxysilane, 1-(Trimethoxysilyl)Propan-1-Amine, 1-Propanamine, 3-(trimethoxysilyl)-, 3-(Trimethoxysilanyl)propylamine, 3-(Trimethoxysilyl)-1-propanamine, 3-(Trimethoxysilyl)-1-propyl amine, 3-(Trimethoxysilyl)Propan-1-Amine, 3-(Trimethoxysilyl)propylamin
IUPAC Name 3-Trimethoxysilylpropan-1-amine
Molecular Weight 179.29 g/mol
Molecular Formula C6H17NO3Si
Canonical SMILES CO[Si](CCCN)(OC)OC
InChI InChI=1S/C6H17NO3Si/c1-8-11(9-2,10-3)6-4-5-7/h4-7H2,1-3H3
InChI Key SJECZPVISLOESU-UHFFFAOYSA-N
Boiling Point 80/8
Melting Point <-60 °C
Flash Point 83°C
Purity 97%
Density 1.027 g/mL
Solubility Slightly soluble in chloroform and methanol
Appearance Colorless to almost colorless clear liquid
Application 3-Aminopropyltrimethoxysilane is a versatile amino-functional silane used to enhance the bond between substrates, fillers, or reinforcements and resins that react with the amino group. Particularly recommended for thermoplastic and thermosetting resins like epoxy, PBT, and polyurethane, this compound improves physical and electrical properties of reinforced plastics, such as flexural strength, compression strength, and shear strength. It also enhances the dispersion and wet ability of fillers in high molecular materials. Moreover, 3-Aminopropyltrimethoxysilane excels as an adhesion promoter for sealants like polyurethane, epoxy, and phenol, and can be added to phenol resins in glass wool and FRP products to improve wet resistance and mechanical performance. Additionally, it serves as a superior adhesion promoter in RTV silicones and hybrid sealants, aids adhesion to challenging substrates like ABC, PVC, and poly styrene, and is a key component in primer systems for hybrid and polyurethane sealants. Furthermore, this compound is utilized as a silane coupling agent for silver nanoparticles, in silanization processes, and in the preparation of surface modified titanate nanotubes. With its ability to form thermally stable films on various substrates, 3-Aminopropyltrimethoxysilane proves to be an essential tool for surface modification of a wide array of nanomaterials.
Storage Room Temperature (Recommended in a cool and dark place, <15 °C)
Autoignition Temperature 300
Chemical Formula C6H17NO3Si
Complexity 89.6
EC Number 237-511-5
Exact Mass 179.09776994
Formal Charge 0
Heavy Atom Count 11
HS Code 2931900090
MDL Number MFCD00008206
Monoisotopic Mass 179.09776994
Reaxys Registry Number 2038118
Refractive Index 1.4240
Rotatable Bond Count 6
Specific Gravity 1.0160±0.0050
Topological Polar Surface Area 53.7 Ų

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