Description

1-Propanol, 3-(Dimethoxymethylsilyl)- is a specialized organosilicon compound that serves as a versatile silane coupling agent and chemical intermediate. Its unique structure, featuring both a propyl alcohol chain and dimethoxysilyl groups, enables it to act as a molecular bridge between organic polymers and inorganic surfaces. This product is essential for industries requiring enhanced material compatibility, adhesion, and surface modification. Key users include manufacturers in the silicone polymers, coatings, adhesives, and advanced composite materials sectors.

Application

• As a silane coupling agent to improve the adhesion of resins (e.g., epoxies, polyurethanes) to glass, metals, and mineral fillers.
• A key monomer or cross-linking agent in the synthesis of specialty silicone polymers and resins with tailored properties.
• Surface treatment of glass fibers and minerals (e.g., silica, clay) to enhance dispersion and interfacial strength in composite materials.
• Used as a hydrophobing agent and water repellent in construction materials, sealants, and coatings.
• An intermediate in the production of functionalized silanes for further chemical synthesis in pharmaceutical and agrochemical applications.
• Adhesion promoter in electronic encapsulants and potting compounds to ensure reliability and moisture resistance.
• Modifier for silicone-based coatings and release agents to improve film formation and substrate bonding.

Basic Information

Product Name	1-Propanol, 3-(Dimethoxymethylsilyl)-
CAS No.	99697-20-8
Molecular Formula	C6H16O3Si
Molecular Weight	164.28 g/mol
Synonyms	3-(Dimethoxymethylsilyl)-1-propanol; (3-Hydroxypropyl)methyldimethoxysilane; Methyldimethoxy(3-hydroxypropyl)silane; 3-Hydroxypropylmethyldimethoxysilane; Hydroxypropyl Methyldimethoxysilane; Propyl Alcohol, 3-(Dimethoxymethylsilyl)-; Silane, (3-hydroxypropyl)methyldimethoxy-; Dow Corning® Z-6076 (example trade name)
EINECS	Contact for details

Quality Control

Our production of 1-Propanol, 3-(Dimethoxymethylsilyl)- adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including assay by GC, identity confirmation by FT-IR, and control of key impurities. Certificates of Analysis (COA) documenting all test results are provided with every shipment. We support customer audits and can tailor specifications to meet specific application requirements under cGMP or ISO 9001 frameworks.

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 material is hygroscopic (moisture-sensitive). Keep the container tightly sealed under a dry inert atmosphere (e.g., nitrogen) to prevent hydrolysis and maintain product integrity. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 97.0%
Refractive Index (n20/D)	1.415 - 1.425
Density (g/mL, 25°C)	0.95 - 0.99
Water Content (KF)	≤ 0.5%

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