Description

Sodium 3-(4-Benzoyl-3-Hydroxyphenoxy)Propanesulphonate is a specialized anionic surfactant and UV-absorber intermediate with significant industrial utility. This compound is valued for its ability to impart water solubility and enhance the performance of light-stabilizing agents in polymer systems. It is primarily sought by manufacturers in the plastics, coatings, and specialty chemical synthesis sectors for developing advanced materials with improved weatherability and longevity.

Application

• As a key intermediate in the synthesis of high-performance polymer light stabilizers (HALS) and UV absorbers.
• Used as a hydrophilic modifier in the production of water-soluble or dispersible photoinitiators for coatings and inks.
• Employed in the formulation of advanced polymer additives for plastics (e.g., polyolefins, PVC) to prevent photodegradation.
• Acts as a functional monomer or additive in specialty coatings, including automotive and industrial finishes, to enhance durability.
• Potential use in the research and development of pharmaceutical or cosmetic ingredients requiring UV-protective properties.
• As a surfactant intermediate for creating specialty detergents with specific solubility characteristics.

Basic Information

Product Name	Sodium 3-(4-Benzoyl-3-Hydroxyphenoxy)Propanesulphonate
CAS No.	83803-87-6
Molecular Formula	C16H15NaO7S
Molecular Weight	374.34 g/mol
Synonyms	3-(4-Benzoyl-3-hydroxyphenoxy)propanesulfonic acid sodium salt; 2-Hydroxy-4-(3-sulfopropoxy)benzophenone sodium salt; BP-4 Sodium Salt; Benzophenone-4 Sodium Salt; Uvinul MS-40 (related trade name); 2-Hydroxy-4-(3-sulfonatopropoxy)benzophenone; Sodium 2-hydroxy-4-(3-sulfonatopropoxy)benzophenone; Sulisobenzone Sodium
EINECS	Contact for details

Quality Control

Our production of Sodium 3-(4-Benzoyl-3-Hydroxyphenoxy)Propanesulphonate adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets precise customer specifications and industry standards. A Certificate of Analysis (COA) detailing all critical parameters is provided with every shipment.

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). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture. Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition (Sulfated Ash)	Conforms
pH (1% Solution)	6.0 - 8.0

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