Description

Methyl 4-Chloro-2-Nitrobenzoate is a versatile aromatic ester building block, primarily valued for its role as a key intermediate in the synthesis of complex organic molecules. Its structure, featuring both chloro and nitro substituents, makes it a critical precursor in the development of active pharmaceutical ingredients (APIs), agrochemicals, and specialty dyes. This high-purity intermediate is essential for research and production chemists in the pharmaceutical, agrochemical, and fine chemical industries seeking reliable, high-quality raw materials for multi-step synthesis.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of various active pharmaceutical ingredients (APIs), particularly those with benzodiazepine or similar heterocyclic structures.
• Agrochemical Synthesis: Serves as a key precursor in the manufacturing of herbicides, fungicides, and insecticides, leveraging its reactive nitro and chloro groups for further functionalization.
• Dye and Pigment Manufacturing: Used in the production of azo dyes and other complex organic pigments, where the nitro group is often reduced to an amine for diazotization.
• Organic Synthesis Research: Employed in academic and industrial R&D labs for constructing complex molecules, studying reaction mechanisms, and developing new synthetic methodologies.
• Liquid Crystal and Electronic Material Precursor: Acts as a starting material for synthesizing specialty chemicals used in advanced material science applications.

Basic Information

Product Name	Methyl 4-Chloro-2-Nitrobenzoate
CAS No.	42087-80-9
Molecular Formula	C8H6ClNO4
Molecular Weight	215.59 g/mol
Synonyms	4-Chloro-2-nitrobenzoic acid methyl ester; Methyl 4-chloro-2-nitrobenzoate; Benzoic acid, 4-chloro-2-nitro-, methyl ester; 2-Nitro-4-chlorobenzoic acid methyl ester; Methyl 2-nitro-4-chlorobenzoate; 42087-80-9; Methyl p-chloro-o-nitrobenzoate
EINECS	Contact for details

Quality Control

Our Methyl 4-Chloro-2-Nitrobenzoate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and consistent performance. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). This compound is light-sensitive (store away from light) and easily oxidized (store under inert atmosphere). Keep away from heat, sparks, and open flame. For long-term storage, consider storing under an inert atmosphere such as nitrogen or argon.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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