Description

1,2-Phenylene Phosphorochloridite is a highly reactive organophosphorus intermediate, primarily used as a key building block in the synthesis of complex ligands and specialty chemicals. Its value lies in its ability to introduce the phosphonite moiety into target molecules, enabling the creation of advanced materials and catalysts. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and polymer industries, particularly for developing novel organophosphorus compounds and metal-complexing agents.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of novel drug candidates, especially those involving phosphorus-containing active ingredients.
• Catalyst Ligand Synthesis: Used to manufacture sophisticated phosphonite and phosphoramidite ligands for asymmetric catalysis and transition metal complexes.
• Agrochemical Production: Serves as a key building block for creating advanced pesticides, herbicides, and plant growth regulators with specific activity profiles.
• Polymer Additive Precursor: Employed in the development of flame retardants, stabilizers, and other performance-enhancing additives for plastics and resins.
• Chemical Research & Development: A versatile reagent in academic and industrial R&D for exploring new organophosphorus chemistry and material science applications.
• Specialty Chemical Manufacturing: Integral to producing custom phosphonates and phosphites for electronics, coatings, and other high-tech industries.

Basic Information

Product Name	1,2-Phenylene Phosphorochloridite
CAS No.	1641-40-3
Molecular Formula	C6H4ClOP
Molecular Weight	158.52 g/mol
Synonyms	1,2-Phenylene Phosphorochloridite; Catechol Phosphorochloridite; 1,2-Dihydroxybenzene Phosphorochloridite; o-Phenylene Phosphorochloridite; Phosphorochloridous Acid, 1,2-Phenylene Ester; 2-Chloro-1,3,2-benzodioxaphosphole; 1,3,2-Benzodioxaphosphole, 2-chloro-
EINECS	Contact for details

Quality Control

Our 1,2-Phenylene Phosphorochloridite is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including assay by titration and impurity profiling, to ensure high purity and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every 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, well-ventilated area at controlled room temperature (15-25°C). Due to its hygroscopic and highly volatile nature, containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent moisture absorption and decomposition. Keep away from strong acids and organic solvents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (Titration)	≥ 95.0%
Purity (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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