Description

10,10'-Oxybis(2-Chloro-10H-Phenoxarsine 10-Oxide) is a specialized organoarsenic compound primarily valued for its potent biocidal properties. This chemical serves as a critical functional additive, providing long-lasting antimicrobial and preservative effects in demanding industrial formulations. It is essential for manufacturers in the polymer, coatings, and specialty chemical industries seeking to prevent microbial degradation and ensure product longevity under challenging environmental conditions.

Application

• As a biocide and preservative in polymer and plastic formulations, including PVC, polyurethanes, and adhesives.
• As an antimicrobial additive in industrial coatings, paints, and sealants to prevent fungal and algal growth.
• In the stabilization of textile finishes and synthetic fibers against microbial attack.
• For the preservation of construction materials such as caulks, grouts, and insulation foams.
• As a specialty intermediate in the synthesis of other organoarsenic compounds for research and development.
• In the formulation of marine antifouling coatings (subject to regional regulatory approvals).

Basic Information

Product Name	10,10'-Oxybis(2-Chloro-10H-Phenoxarsine 10-Oxide)
CAS No.	55429-19-1
Molecular Formula	C24H14As2Cl2O5
Molecular Weight	635.11 g/mol
Synonyms	OBPA; 10,10'-Oxybisphenoxarsine; 2,2'-Oxybis(4,4,6-trichloro-1,3,2-dioxarsenane); Bis(2-chloro-10H-phenoxarsin-10-yl) ether; 10,10'-Oxybis(2-chloro-10H-phenoxarsine); OBPA biocide; Phenoxarsine, 10,10'-oxybis[2-chloro-; 2,2'-Dichloro-10,10'-oxydiphenoxarsine
EINECS	259-640-5

Quality Control

Our production of 10,10'-Oxybis(2-Chloro-10H-Phenoxarsine 10-Oxide) adheres to a stringent quality management system to ensure batch-to-batch consistency and reliability. All material is manufactured and tested to meet precise specifications relevant for industrial biocidal applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Ensure the container is kept tightly sealed to minimize exposure to moisture and air.

Specification

Item	Specification
Appearance	Off-white to light tan powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Melting Point	184 - 190 °C
Loss on Drying	≤ 1.0 %
Arsenic Content	Contact for details
Chlorine Content	Contact for details

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