Description

Benzeneacetic Acid, 4-(Chlorocarbonyl)- (9Ci) is a key aromatic carboxylic acid derivative, serving as a versatile high-purity building block in advanced organic synthesis. Its bifunctional nature, featuring both a reactive acid chloride group and a phenylacetic acid backbone, makes it indispensable for constructing complex molecular architectures. This compound is primarily sought after by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for the development of active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of non-steroidal anti-inflammatory drugs (NSAIDs) and other active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the production of herbicides and fungicides, where its aromatic structure is incorporated into the final molecule.
• Peptide Mimetics & Linker Chemistry: Employed in medicinal chemistry for creating peptide analogs and as a bifunctional linker in bioconjugation and prodrug strategies.
• Polymer & Material Science: Acts as a monomer or cross-linking agent for specialty polymers, including liquid crystal polymers and high-performance resins.
• Dye & Pigment Manufacturing: Serves as an intermediate in the synthesis of complex organic dyes and colorants.
• Organic Research & Development: A valuable reagent for academic and industrial R&D labs exploring new synthetic methodologies and novel compound libraries.

Basic Information

Product Name	Benzeneacetic Acid, 4-(Chlorocarbonyl)- (9Ci)
CAS No.	81911-36-6
Molecular Formula	C9H7ClO3
Molecular Weight	198.60 g/mol
Synonyms	4-(Chlorocarbonyl)phenylacetic Acid; 4-Carboxymethylbenzoyl Chloride; (4-Chlorocarbonylphenyl)acetic Acid; p-(Chlorocarbonyl)phenylacetic Acid; 4-(Chloroformyl)benzeneacetic Acid; α-(4-Chlorocarbonylphenyl)acetic Acid; NSC 403796; Benzeneacetic acid, 4-(chlorocarbonyl)-
EINECS	Contact for details

Quality Control

Our Benzeneacetic Acid, 4-(Chlorocarbonyl)- is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for advanced synthetic applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic and moisture-sensitive nature, the container must be kept sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent hydrolysis of the acid chloride functionality. Keep away from heat, open flames, and incompatible materials such as strong bases, alcohols, and amines.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Melting Point	Contact for details
Related Substances (HPLC)	Total impurities ≤ 2.0%

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