Description

4-Methoxy-3-Nitrobenzoic Acid is a versatile aromatic carboxylic acid derivative, serving as a key synthetic intermediate in advanced organic chemistry. Its value lies in the strategic positioning of its methoxy and nitro functional groups, which enable precise chemical modifications for building complex molecular architectures. This compound is essential for research and production in the pharmaceutical and agrochemical sectors, where it is used to synthesize active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A crucial building block for the synthesis of active pharmaceutical ingredients (APIs), particularly in the development of novel drug candidates.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and other crop protection agents, leveraging its reactive nitro group for further functionalization.
• Dye and Pigment Manufacturing: Serves as a precursor in the synthesis of complex organic dyes and colorants due to its aromatic nitro compound structure.
• Liquid Crystal & OLED Material Research: Acts as a starting material for creating advanced organic electronic materials and liquid crystal compounds.
• Polymer Chemistry: Can be incorporated as a monomer or modifier to introduce specific functional groups into polymer chains, altering material properties.
• Chemical Research & Development: Employed in academic and industrial R&D labs for method development and as a standard in analytical chemistry.

Basic Information

Product Name	4-Methoxy-3-Nitrobenzoic Acid
CAS No.	89-41-8
Molecular Formula	C8H7NO5
Molecular Weight	197.14 g/mol
Synonyms	3-Nitro-4-methoxybenzoic acid; 4-Methoxy-3-nitrobenzoic acid; Benzoic acid, 4-methoxy-3-nitro-; 4-Methoxy-3-nitro-benzoic acid; NSC 403697; 4-Methoxy-3-nitrobenzoic acid, 98%; 4-Methoxy-3-nitrobenzoic acid (CAS 89-41-8); 3-Nitro-p-anisic acid
EINECS	201-907-8

Quality Control

Our 4-Methoxy-3-Nitrobenzoic Acid is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for synthetic applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and batch-to-batch consistency.

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 (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent absorption of atmospheric moisture, which can affect product stability and performance.

Specification

Item	Specification
Appearance	White to pale yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	183 - 187 °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.