Description

5-Nitro-3-Phenylbenzoic Acid is a versatile aromatic carboxylic acid derivative that serves as a critical synthetic intermediate in advanced organic chemistry. Its molecular structure, featuring both nitro and phenyl substituents, makes it a valuable building block for constructing complex molecules with specific electronic and steric properties. This compound is primarily sought after by research institutions and industrial R&D departments engaged in pharmaceutical development, agrochemical synthesis, and materials science.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring a nitro-substituted biphenyl core.
• Agrochemical Research: Used in developing novel herbicides, fungicides, and plant growth regulators where the nitro group acts as a bioisostere or influences bioavailability.
• Ligand Synthesis: Serves as a starting material for creating specialized ligands used in catalysis and metal-organic frameworks (MOFs).
• Dye & Pigment Manufacturing: Intermediate in the production of azo dyes and other complex colorants for industrial applications.
• Organic Electronic Materials: Building block for research into novel organic semiconductors and charge-transport materials.
• Academic & Contract Research: Essential reagent for methodological studies in nitration reactions, cross-coupling, and carboxyl group transformations.

Basic Information

Product Name	5-Nitro-3-Phenylbenzoic Acid
CAS No.	188355-96-6
Molecular Formula	C13H9NO4
Molecular Weight	243.22 g/mol
Synonyms	3-Phenyl-5-nitrobenzoic Acid; Benzoic acid, 3-phenyl-5-nitro-; 5-Nitro-3-phenylbenzoic acid; 5-Nitro-[1,1'-biphenyl]-3-carboxylic acid; 3-Carboxy-5-nitro-1,1'-biphenyl; [1,1'-Biphenyl]-3-carboxylic acid, 5'-nitro-
EINECS	Contact for details

Quality Control

Every batch of 5-Nitro-3-Phenylbenzoic Acid is manufactured and tested under a strict quality management system. We provide comprehensive analytical data to ensure the material meets the precise requirements of research and scale-up processes. Our standard quality commitment includes verification of identity, purity, and impurity profile. A detailed Certificate of Analysis (COA) is supplied with each shipment, and custom specifications can be developed to support your project's specific phase, from discovery to development.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. The compound is light-sensitive and should be stored away from light to maintain stability.

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%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%, Total impurities ≤ 1.5%

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