Description

Methyl5-Chloro-2-Methyl-4-Nitrobenzoate (Wx191818) is a high-purity, synthetically valuable benzoate ester derivative. This compound serves as a critical pharmaceutical intermediate and a versatile building block in advanced organic synthesis. It is primarily utilized by R&D laboratories and production facilities in the pharmaceutical and agrochemical sectors for the development of active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those with nitro-aromatic or chlorinated benzoate motifs.
• Agrochemical Synthesis: Building block for developing novel herbicides, fungicides, and plant growth regulators.
• Organic Synthesis Reagent: Used in research and development for constructing complex molecules via esterification, nitration, and halogenation reactions.
• Dye & Pigment Intermediate: Serves as a starting material for synthesizing specialized nitro- and chloro-substituted colorants.
• Material Science Research: Investigated for potential use in polymer modification and as a monomer for specialty polymers.

Basic Information

Product Name	Methyl5-Chloro-2-Methyl-4-Nitrobenzoate (Wx191818)
CAS No.	143034-83-7
Molecular Formula	C9H8ClNO4
Molecular Weight	229.62 g/mol
Synonyms	Methyl 5-chloro-2-methyl-4-nitrobenzoate; Benzoic acid, 5-chloro-2-methyl-4-nitro-, methyl ester; 4-Nitro-5-chloro-2-methylbenzoic acid methyl ester; 2-Methyl-4-nitro-5-chlorobenzoic acid methyl ester; WX-191818; Wx191818
EINECS	Contact for details

Quality Control

Our Methyl5-Chloro-2-Methyl-4-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 identity confirmation. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee batch-to-batch consistency and traceability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. The container should be kept tightly closed in a dry and well-ventilated place.

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.