Description

3'-Nitro-Biphenyl-4-Carboxylic Acid is a high-purity, synthetically valuable aromatic carboxylic acid derivative. This compound serves as a critical advanced pharmaceutical intermediate (API) and a versatile building block in organic synthesis. It is primarily required by R&D chemists and process development teams in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates, particularly those with biphenyl core structures.
• Agrochemical Synthesis: Used as a building block for developing novel herbicides, fungicides, and plant growth regulators.
• Ligand and Catalyst Development: Serves as a starting material for creating specialized ligands used in catalytic systems and metal-organic frameworks (MOFs).
• Material Science Research: Employed in the development of organic semiconductors, liquid crystals, and advanced polymers due to its rigid, functionalized biphenyl structure.
• Dye and Pigment Intermediate: Acts as a precursor in the manufacture of complex dyes and organic pigments.
• Custom Synthesis and Contract Manufacturing: Supplied for bespoke organic synthesis projects and scale-up processes in fine chemical production.

Basic Information

Product Name	3'-Nitro-Biphenyl-4-Carboxylic Acid
CAS No.	99847-13-9
Molecular Formula	C13H9NO4
Molecular Weight	243.22 g/mol
Synonyms	4-(3-Nitrophenyl)benzoic acid; [1,1'-Biphenyl]-4-carboxylic acid, 3'-nitro-; 3'-Nitro[1,1'-biphenyl]-4-carboxylic acid; 3-Nitrobiphenyl-4-carboxylic Acid; 4-Carboxy-3'-nitrobiphenyl; 3'-Nitro-4-biphenylcarboxylic Acid; NSC 403119; Biphenyl-4-carboxylic acid, 3'-nitro- derivative
EINECS	Contact for details

Quality Control

Our 3'-Nitro-Biphenyl-4-Carboxylic Acid is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets the highest standards of purity and consistency. Certificates of Analysis (COA) documenting identity, purity, and impurity profiles are provided with every shipment and are available upon request.

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 material is hygroscopic (moisture-sensitive) and light-sensitive; ensure the container is kept tightly sealed in its original packaging to minimize exposure to moisture and light.

Specification

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