Description

4-Phenoxybenzoyl Chloride is a versatile and highly reactive aromatic acid chloride intermediate. Its primary value lies in its role as a key building block for synthesizing more complex molecules, particularly in the pharmaceutical and agrochemical sectors. This compound is essential for researchers and manufacturers developing active pharmaceutical ingredients (APIs), liquid crystal materials, and advanced polymer additives.

Application

• Pharmaceutical Intermediate: Critical for the synthesis of various drug candidates and active pharmaceutical ingredients (APIs), especially in medicinal chemistry research.
• Agrochemical Synthesis: Used as a precursor in the manufacture of herbicides, fungicides, and other crop protection agents.
• Liquid Crystal Production: Serves as a key monomer in the synthesis of advanced liquid crystal materials for displays and optical devices.
• Polymer & Resin Modifier: Employed to introduce phenoxybenzoyl groups into polymer chains, enhancing material properties like thermal stability and chemical resistance.
• Organic Synthesis Reagent: A fundamental reagent for Friedel-Crafts acylation and other reactions to form ketones, amides, and esters in fine chemical production.
• Dye & Pigment Manufacturing: Acts as an intermediate in the synthesis of specialized dyes and organic pigments.

Basic Information

Item	Detail
Product Name	4-Phenoxybenzoyl Chloride
CAS No.	1623-95-6
Molecular Formula	C13H9ClO2
Molecular Weight	232.66 g/mol
Synonyms	p-Phenoxybenzoyl chloride; 4-Phenoxybenzoic acid chloride; (4-Phenoxyphenyl)carbonyl chloride; Benzoyl chloride, 4-phenoxy-; 4-Phenoxybenzoylchloride; Phenoxybenzoyl chloride; EINECS 216-607-8
EINECS	216-607-8

Quality Control

Our 4-Phenoxybenzoyl Chloride is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for sensitive synthetic applications. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability and consistent quality for your R&D and production needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area. Due to its hygroscopic and highly volatile nature, it should be kept under an inert atmosphere (e.g., nitrogen or argon) and away from strong acids, bases, and moisture. Recommended storage temperature is 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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