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(3-Aminopropyl)triethoxysilane

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(3-Aminopropyl)triethoxysilane molecular structure
Molecular structure

The Sigma-Aldrich catalog lists 7 grades and pack sizes of (3-Aminopropyl)triethoxysilane (CAS 919-30-2). Pick the code you need and request a quote for price and lead time from Klar Chem.

CAS919-30-2
Molecular formulaC9H23NO3Si
Molecular weight221.37 g/mol
IUPAC name3-triethoxysilylpropan-1-amine
SynonymsAPTES · 3-(TRIETHOXYSILYL)PROPYLAMINE · 1-Propanamine, 3-(triethoxysilyl)- · Silicone A-1100 · Propylamine, 3-(triethoxysilyl)- · Nuca 1100
Safety & Hazards (GHS) Danger
Corrosive Corrosive Irritant Irritant
  • H302 Harmful if swallowed
  • H314 Causes severe skin burns and eye damage

⚠️ For information only (source: EU CLP harmonised classification and ECHA notifications, via PubChem); not a substitute for the official Safety Data Sheet (SDS).

Catalog codes and grades

Brand Product / grade Code
Sigma (3-AMINOPROPYL)TRIETHOXYSILANE A3648-100ML
A3648-500ML		 Request Quote
Sigma (3-AMINOPROPYL)TRIETHOXYSILANE, >=98.0% 741442-100ML
741442-500ML		 Request Quote
Sigma (3-AMINOPROPYL)TRIETHOXYSILANE, PACKAGE 706493-20ML Request Quote
Sigma 3-AMINOPROPYLTRIETHOXYSILANE, 99% 440140-100ML
440140-500ML		 Request Quote

For information only; specifications and availability are confirmed at quotation. Prices are not listed.