Description

Methyl 3-Bromo-4-Methoxy-5-Nitrobenzoate is a high-purity, multi-functional aromatic ester building block essential for advanced organic synthesis. Its unique substitution pattern makes it a valuable intermediate for constructing complex molecules in pharmaceutical and agrochemical research. This compound is primarily sought by R&D chemists and process development scientists working on active pharmaceutical ingredients (APIs), liquid crystal materials, and specialty fine chemicals.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly in the development of kinase inhibitors and other small molecule therapeutics.
• Agrochemical Research: Used in the preparation of advanced herbicides, fungicides, and plant growth regulators requiring specific bromo- and nitro-substituted benzoate motifs.
• Liquid Crystal & OLED Materials: Serves as a precursor for creating specialized aromatic cores in electronic display and lighting materials.
• Dye & Pigment Synthesis: Intermediate for manufacturing complex azo dyes and high-performance pigments where lightfastness and color stability are critical.
• Polymer Modification: Used to introduce functional aromatic groups into polymer chains to alter thermal and optical properties.
• Academic & Contract Research: A versatile reagent for methodological studies in cross-coupling reactions, esterifications, and nitro-group manipulations.

Basic Information

Product Name	Methyl 3-Bromo-4-Methoxy-5-Nitrobenzoate
CAS No.	40258-73-9
Molecular Formula	C9H8BrNO5
Molecular Weight	290.07 g/mol
Synonyms	3-Bromo-4-methoxy-5-nitrobenzoic acid methyl ester; Methyl 3-bromo-4-methoxy-5-nitrobenzoate; Benzoic acid, 3-bromo-4-methoxy-5-nitro-, methyl ester; Methyl 3-bromo-4-methoxy-5-nitrobenzoate; 40258-73-9; 3-Bromo-4-methoxy-5-nitro-benzoic acid methyl ester
EINECS	Contact for details

Quality Control

Our Methyl 3-Bromo-4-Methoxy-5-Nitrobenzoate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR and IR for structural confirmation, and residual solvent analysis, to ensure it meets the stringent requirements of research and development applications. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability and consistent quality.

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. This material is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residual Solvents (GC)	Meets ICH guidelines

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