Description

3,3,11,11-Tetraethyl-4,10-Dioxa-7-Aza-3,11-Disilatridecane is a specialized organosilicon compound featuring a unique disilatridecane backbone with nitrogen and oxygen functionalities. This chemical matters as a versatile silane coupling agent and precursor, enabling the modification of surfaces and the synthesis of advanced hybrid materials. It is primarily needed by manufacturers in the electronics, coatings, and specialty polymer industries for applications requiring precise adhesion promotion, moisture resistance, and tailored material interfaces.

Application

• As a silane coupling agent for enhancing the adhesion between inorganic fillers (e.g., glass, minerals) and organic polymer matrices in composites.
• As a surface modification agent for silica, glass fibers, and other metal oxides to improve dispersion and compatibility in various formulations.
• As a key intermediate or precursor in the synthesis of more complex organosilicon compounds and functionalized materials for electronics.
• In the formulation of specialty coatings and sealants to impart moisture resistance and improve durability.
• For the functionalization of nanoparticles to create stable dispersions for advanced material science applications.
• In research and development of novel polymeric materials, including silicones and hybrid organic-inorganic polymers (ORMOSILs).

Basic Information

Product Name	3,3,11,11-Tetraethyl-4,10-Dioxa-7-Aza-3,11-Disilatridecane
CAS No.	20467-09-8
Molecular Formula	C16H39N1O2Si2
Molecular Weight	333.67 g/mol
Synonyms	N,N-Bis[3-(triethoxysilyl)propyl]amine; Bis(3-triethoxysilylpropyl)amine; 3,3,11,11-Tetraethoxy-7-aza-3,11-disilatridecane; 7-Aza-3,11-disilatridecane, 3,3,11,11-tetraethoxy-; N-[3-(Triethoxysilyl)propyl]-3-(triethoxysilyl)propanamine; Amino-bis-propyltriethoxysilane; ABTES; Silane A-1170 (common trade name)
EINECS	243-865-1

Quality Control

Our 3,3,11,11-Tetraethyl-4,10-Dioxa-7-Aza-3,11-Disilatridecane undergoes rigorous quality testing to ensure compliance with industry standards. Production follows strict protocols to guarantee batch-to-batch consistency and high purity. Certificates of Analysis (COA) detailing key specifications such as assay, identity, and impurity profiles are available upon request to support your quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); containers must be kept tightly sealed to exclude moisture. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC or Titration)	≥ 95.0%
Refractive Index (n20/D)	1.420 - 1.430
Density (20°C)	0.95 - 1.00 g/mL

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.