Description

Dihydroxy-Oxo-Silane CAS NO 98530-20-2 is a specialized organosilicon compound featuring a unique reactive silane group. This chemical is valued for its bifunctional reactivity, serving as a versatile coupling agent and surface modifier in advanced material synthesis. It is essential for manufacturers in the silicone polymers, adhesives, coatings, and composite materials industries seeking to enhance material compatibility and performance.

Application

• Coupling Agent: Used to improve the adhesion between inorganic fillers (e.g., silica, glass) and organic polymer matrices in composites and sealants.
• Surface Modification: Imparts hydrophobicity or specific functional groups to surfaces of nanoparticles, fibers, and minerals.
• Silicone Intermediate: Serves as a key precursor in the synthesis of specialized silicone resins, elastomers, and fluids with tailored properties.
• Adhesive & Sealant Formulation: Enhances moisture resistance and bonding strength in high-performance adhesives and sealants.
• Crosslinking Agent: Facilitates the formation of crosslinked networks in polymer systems, improving thermal and mechanical stability.
• Pharmaceutical & Cosmetic Excipients: Used in the preparation of silane-based carriers and delivery systems (subject to appropriate grade and purity).

Basic Information

Product Name	Dihydroxy-Oxo-Silane
CAS No.	98530-20-2
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Dihydroxy(oxo)silane; Oxodihydroxysilane; Silanediol, oxo-; Silicon dihydroxide oxide; CAS 98530-20-2; (Oxo)dihydroxysilane
EINECS	Contact for details

Quality Control

Our Dihydroxy-Oxo-Silane is produced under stringent quality management systems. Each batch undergoes rigorous analytical testing to ensure consistency and meets high-purity standards suitable for industrial and research applications. Certificates of Analysis (COA) documenting purity, identity, and key parameters are available upon request to support your quality assurance protocols.

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). Minimize exposure to air and moisture during handling to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%

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