Description

(Silanetetrayltetrakis(Benzene-4,1-Diyl))Tetraphosphonic Acid is a highly functionalized, multi-dentate organic phosphonic acid derivative featuring a central silicon atom linked to four phosphonic acid-bearing phenyl groups. This unique molecular architecture provides exceptional chelating and surface-modifying capabilities, making it a critical advanced material for demanding industrial applications. It is essential for researchers and manufacturers in sectors requiring precise metal ion control, robust adhesion promotion, or advanced material synthesis. The compound is supplied with full traceability and technical support to ensure reliable performance in your process.

Application

• Metal Chelation & Sequestration: Acts as a high-performance chelating agent for transition and heavy metal ions in water treatment, catalysis, and purification processes.
• Surface Modification & Adhesion Promotion: Used as a coupling agent or surface primer to enhance the bonding between inorganic materials (metals, glass, minerals) and organic polymers (paints, coatings, composites).
• Functional Material Synthesis: Serves as a key monomer or building block for synthesizing novel metal-organic frameworks (MOFs), coordination polymers, and hybrid organic-inorganic materials.
• Scale & Corrosion Inhibition: Formulated into advanced treatment programs for industrial cooling water, boilers, and oilfield applications to control scale formation and mitigate corrosion.
• Catalysis & Ligand Chemistry: Provides a versatile phosphonate-based ligand platform for designing homogeneous catalysts in organic synthesis and polymerization reactions.
• Pharmaceutical & Analytical Intermediates: Employed in the research and development of novel pharmaceutical compounds and as a specialized reagent in analytical chemistry.

Basic Information

Item	Detail
Product Name	(Silanetetrayltetrakis(Benzene-4,1-Diyl))Tetraphosphonic Acid
CAS No.	1808003-51-1
Molecular Formula	C24H20O12P4Si
Molecular Weight	668.33 g/mol
Synonyms	Tetrakis(4-phosphonophenyl)silane; Silane, tetrakis(4-phosphonophenyl)-; Tetraphenylsilane tetraphosphonic acid; P,P',P'',P'''-Siliconetetrayltetrakis(benzene-4,1-diyl) tetraphosphonic acid; 4,4',4'',4'''-Phosphonatophenylsilane; Si(PhPO3H2)4; Contact for additional trade names.
EINECS	Contact for details

Quality Control

Every batch of (Silanetetrayltetrakis(Benzene-4,1-Diyl))Tetraphosphonic Acid is manufactured and tested under a strict quality management system. We ensure product integrity through comprehensive analytical protocols including NMR, HPLC, and titration methods to verify identity, purity, and phosphonic acid content. A Certificate of Analysis (COA) detailing all relevant specifications is provided with each shipment to support your quality assurance and regulatory compliance needs.

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 an inert atmosphere (e.g., nitrogen or argon) for long-term storage to prevent moisture uptake and potential degradation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Assay (Titration)	≥ 96.0% (as tetraphosphonic acid)
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.5%

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