Description

4-Hydroxy-3-Methyl-5-Nitro-Benzoic Acid Methyl Ester CAS NO 850335-09-0 is a high-purity, synthetically valuable nitro-substituted benzoic acid ester derivative. This compound serves as a critical advanced pharmaceutical intermediate and a versatile building block in organic synthesis, enabling the development of complex molecular architectures. It is primarily required by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for the synthesis of active ingredients and novel materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting specific enzyme pathways.
• Agrochemical Synthesis: Building block for developing advanced herbicides, pesticides, and plant growth regulators.
• Dye & Pigment Manufacturing: Intermediate in the production of specialized nitro-aromatic dyes and colorants.
• Organic Synthesis Research: Versatile reagent for constructing complex aromatic and heterocyclic compounds in academic and industrial R&D.
• Material Science: Used in the development of organic polymers and advanced materials with specific optical or electronic properties.
• Chemical Reference Standard: Serves as a high-purity analytical standard for quality control and method development in analytical laboratories.

Basic Information

Product Name	4-Hydroxy-3-Methyl-5-Nitro-Benzoic Acid Methyl Ester
CAS No.	850335-09-0
Molecular Formula	C9H9NO5
Molecular Weight	211.17 g/mol
Synonyms	Methyl 4-Hydroxy-3-methyl-5-nitrobenzoate; 5-Nitro-4-hydroxy-m-toluic acid methyl ester; Benzoic acid, 4-hydroxy-3-methyl-5-nitro-, methyl ester; 3-Methyl-5-nitro-4-hydroxybenzoic acid methyl ester; Methyl 3-methyl-5-nitro-4-hydroxybenzoate; 4-Hydroxy-3-methyl-5-nitrobenzoic acid methyl ester
EINECS	Contact for details

Quality Control

Our 4-Hydroxy-3-Methyl-5-Nitro-Benzoic Acid Methyl Ester is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure high purity and consistent composition suitable for sensitive synthetic applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment 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 a controlled room temperature (15-25°C). Keep away from heat sources and incompatible materials. Due to its light-sensitive nature, containers should be kept in amber glass or opaque packaging during storage.

Specification

Item	Specification
Appearance	Off-white to pale yellow 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
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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