Description

Phosphorus Pentachloride is a versatile and essential chlorinating agent in industrial organic synthesis. Its high reactivity makes it a critical reagent for introducing chlorine atoms and converting carboxylic acids into acid chlorides, a fundamental step in producing agrochemicals, pharmaceuticals, and plasticizers. This compound is indispensable for manufacturers and R&D laboratories in the fine chemical, pharmaceutical, and polymer industries seeking efficient and reliable chlorination processes.

Application

• Pharmaceutical Intermediate Synthesis: Key reagent for producing acid chlorides from carboxylic acids, a crucial step in creating active pharmaceutical ingredients (APIs) and other drug intermediates.
• Agrochemical Manufacturing: Used in the synthesis of herbicides, insecticides, and fungicides, where it acts as a chlorinating agent for various precursor molecules.
• Plasticizer and Polymer Production: Employed in the manufacture of phosphate-based plasticizers and as a catalyst or intermediate in the production of certain specialty polymers.
• Fine Chemical Synthesis: A fundamental reagent for chlorination, dehydration, and catalysis reactions in the production of dyes, fragrances, and other complex organic compounds.
• Laboratory Reagent: Used in academic and industrial research settings for analytical procedures and exploratory synthetic chemistry.
• Chemical Warfare Agent Decontamination: Historically used in certain decontamination formulations due to its vigorous reactivity.

Basic Information

Product Name	Phosphorus Pentachloride
CAS No.	10026-13-8
Molecular Formula	PCl5
Molecular Weight	208.24 g/mol
Synonyms	Phosphorus(V) chloride; Pentachlorophosphorane; Phosphoric chloride; Phosphorus perchloride
EINECS	233-060-3

Quality Control

Our Phosphorus Pentachloride is manufactured under strict process controls to ensure batch-to-batch consistency and high purity. Quality is verified through a comprehensive suite of analytical tests, including assay by titration and identification by FT-IR. A Certificate of Analysis (COA) detailing all specifications and test results is provided with each shipment to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as water, strong bases, and organic compounds. Due to its hygroscopic and highly volatile nature, containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) to prevent moisture absorption and decomposition. Recommended storage temperature is 2°C to 8°C for extended stability.

Specification

Item	Specification
Appearance	White to pale yellow crystalline solid or powder
Identification (IR)	Conforms
Assay (PCl5)	≥ 98.0 %
Free Phosphorus Trichloride (PCl3)	≤ 1.0 %
Insoluble Matter	≤ 0.1 %

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