Description

Benzoyl Bromide, 4-Chloro- CAS NO 874-59-9 is a halogenated aromatic compound that serves as a versatile and highly reactive chemical building block. Its primary value lies in its ability to act as a benzoylating agent, introducing the 4-chlorobenzoyl functional group into target molecules with high efficiency. This makes it an essential intermediate for researchers and manufacturers in the pharmaceutical and agrochemical sectors, where it is used to synthesize active ingredients and advanced materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring the 4-chlorobenzoyl moiety.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and insecticides.
• Organic Synthesis Reagent: Acts as a benzoylating agent in Friedel-Crafts acylation and other reactions to create complex organic molecules.
• Dye and Pigment Manufacturing: Intermediate for producing specialized dyes and colorants.
• Polymer Chemistry: Monomer or modifier in the synthesis of specialty polymers and liquid crystals.
• Research & Development: A valuable reagent in academic and industrial R&D labs for exploring new chemical entities and reaction pathways.

Basic Information

Item	Detail
Product Name	Benzoyl Bromide, 4-Chloro-
CAS No.	874-59-9
Molecular Formula	C7H4BrClO
Molecular Weight	219.46 g/mol
Synonyms	4-Chlorobenzoyl Bromide; p-Chlorobenzoyl Bromide; 4-Chlorobenzoic Acid Bromide; (4-Chlorobenzoyl) Bromide; α-Bromo-4-chloroacetophenone (obsolete); p-Chlorobenzoyl Bromide; 4-Chlorobenzenecarbonyl Bromide
EINECS	212-852-9

Quality Control

Our production of 4-Chlorobenzoyl Bromide adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity. The material is subjected to comprehensive analytical testing, including HPLC, GC, and NMR, to verify identity and quantify impurities. A Certificate of Analysis (COA) detailing all test results is provided with each shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive) and reacts with strong acids/organic solvents; keep the container tightly sealed under an inert atmosphere such as nitrogen or argon to prevent degradation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or crystalline solid
Identification (IR)	Conforms to structure
Assay (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.