Description

4-Amino-3-Fluorobiphenyl is a high-purity fluorinated aromatic amine derivative, serving as a critical building block in advanced organic synthesis. Its value lies in its unique molecular structure, which combines a biphenyl core with strategically placed amino and fluorine substituents, enabling precise modifications to target molecules. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, particularly for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), especially for compounds targeting central nervous system disorders and oncology.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and pesticides, where the fluorine atom enhances biological activity and metabolic stability.
• Liquid Crystal & OLED Materials: Serves as a core structure in the production of fluorinated liquid crystals and organic light-emitting diode (OLED) materials for electronic displays.
• Polymer & Resin Modifier: Incorporated into specialty polymers to improve thermal stability, chemical resistance, and optical properties.
• Dye & Pigment Manufacturing: Intermediate for creating high-performance, light-fast fluorinated dyes and pigments.
• Research & Development: A valuable reagent in academic and industrial R&D for exploring new chemical entities and reaction pathways in medicinal and materials chemistry.

Basic Information

Item	Details
Product Name	4-Amino-3-Fluorobiphenyl
CAS No.	76302-56-2
Molecular Formula	C12H10FN
Molecular Weight	187.22 g/mol
Synonyms	3-Fluoro-4-aminobiphenyl; 3-Fluoro-4-biphenylamine; 4-Biphenylamine, 3-fluoro-; 3-Fluoro-[1,1'-biphenyl]-4-amine; (3-Fluoro[1,1'-biphenyl]-4-yl)amine; 4-Amino-3-fluorodiphenyl; 3-Fluoro-4-phenylaniline
EINECS	Contact for details

Quality Control

Our 4-Amino-3-Fluorobiphenyl is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for sensitive synthetic applications. A detailed Certificate of Analysis (COA) documenting purity, assay, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be kept in opaque packaging or amber glass.

Specification

Item	Specification
Appearance	Off-white to light tan crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.