Description

2-Chloro-4-Nitrobenzoic Acid is a versatile and important aromatic carboxylic acid derivative, serving as a key synthetic intermediate in advanced organic chemistry. Its value lies in the strategic positioning of its functional groups, which allow for selective chemical transformations. This compound is primarily needed by research institutions and manufacturers in the pharmaceutical and agrochemical industries for the synthesis of active ingredients and complex molecules.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of various active pharmaceutical ingredients (APIs), particularly those with nitro- or chloro-substituted aromatic cores.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and other crop protection agents where its benzoic acid structure is incorporated into the final molecule.
• Dye and Pigment Manufacturing: Acts as a precursor in the synthesis of azo dyes and other complex colorants due to its reactive nitro and carboxylic acid groups.
• Organic Synthesis Research: Employed in academic and industrial R&D labs for studying electrophilic aromatic substitution reactions and as a starting material for creating more complex chemical entities.
• Polymer Modifier: Can be used to introduce functional groups into polymer chains, altering properties like solubility or reactivity.
• Chemical Reagent: Serves as a standard or reagent in analytical chemistry and other synthetic processes.

Basic Information

Product Name	2-Chloro-4-Nitrobenzoic Acid
CAS No.	99-60-5
Molecular Formula	C7H4ClNO4
Molecular Weight	201.56 g/mol
Synonyms	2-Chloro-4-nitrobenzoic acid; 4-Nitro-2-chlorobenzoic acid; Benzoic acid, 2-chloro-4-nitro-; NSC 403697; 2-Chloro-4-nitro-benzoic acid; o-Chloro-p-nitrobenzoic acid; 2-Chloro-4-nitrobenzenecarboxylic acid
EINECS	202-773-3

Quality Control

Our 2-Chloro-4-Nitrobenzoic Acid is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure it meets the highest standards of purity and consistency. Certificates of Analysis (COA) detailing specific results for identity, assay, and impurity profiles are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to light yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	139 - 143 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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