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APTES

CAS No.: 919-30-2

  • Molecular Formula: C₉H₂₃NO₃Si
  • Molecular Weight: 221.37 g/mol

Chemical type

  • Organosilane coupling agent
  • Amino-functional silane
[1]
  • Silane coupling agent
[2]
  • Surface modifier
[3]

Key properties

  • Contains amino (-NH2) and ethoxysilane groups for polymerization
  • Controls nanosphere size in TAP NPs synthesis
  • Forms Si-O-Si networks and -C=N bonds
  • Concentration 0.6-2.1 mg/mL tunes properties
[1]
  • Contains amino (–NH₂) groups
  • Hydrolyzes to form Si–OH groups under acidic conditions
  • Chemically grafts onto silica surfaces
[2]
  • Forms stable Si–O–Fe bonds on magnetite surface; introduces hydrophilic –NH₂/–NH₃⁺ groups; enables covalent (imine) and electrostatic drug binding; confers biocompatibility and prevents agglomeration/oxidation of bare MNPs
[3]
  • Reactant with TA to form TAP NPs in ethanol-Tris-HCl solution
  • Provides reactive sites for hydrogen bonding with F127-F
  • Adjusts physical topology for membrane roughness and superoleophobicity
[1]
  • Surface modifier for silica aerogels to enhance dispersion in polymer matrices
  • Improves interfacial adhesion via hydrogen bonding
[2]
  • Surface functionalisation of magnetite nanoparticles to create a stable, biocompatible nanocarrier (APTES@MNPs) that supports high drug loading (up to 99 % at pH ~10) and controlled release
[3]

Classification by use

  • Chemicals used in nanomaterial synthesis
  • Chemicals for crosslinking and surface engineering
[1]
  • Chemicals used as coupling agents
  • Chemicals used in surface modification
[2]

A trustworthy factory and manufacturer

  1. [Cite:1] Construction of dual-heterogeneous membrane surface via nanosphere-mediated surface segregation for oil-water separation, Advanced Membranes, Volume 7, June 2026, 100205
  2. [Cite:2] Preparation and Performance of Thermal Insulation Waterborne Polyurethane Coatings Containing 3-Aminopropyltriethoxysilane Modified Organo-Bridged Silica Aerogel, Coatings, 2025, 15(9), 1021
  3. [Cite:3] APTES modified magnetite nanoparticles as a theranostic nanocarrier: a study of loading and sustained release of daunorubicin, Mater. Adv., 2025,6, 6843-6855