Description

4-Nitrobenzene Diazonium Tetrafluoroborate is a versatile and highly reactive diazonium salt, serving as a crucial intermediate in advanced organic synthesis. Its primary value lies in its ability to act as a source of the 4-nitrophenyl group, enabling efficient arylation and coupling reactions under controlled conditions. This compound is essential for research chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries, where it is used to construct complex molecular architectures.

Application

• Azo Dye Synthesis: A key precursor for the production of high-value azo dyes and pigments, imparting color and specific chemical properties to the final product.
• Pharmaceutical Intermediates: Used in the synthesis of active pharmaceutical ingredients (APIs) and complex organic molecules through Sandmeyer and other diazonium coupling reactions.
• Agrochemical Manufacturing: Employed in the creation of herbicides, fungicides, and other crop protection agents that require the 4-nitrophenyl moiety.
• Polymer Modification: Acts as a functionalization agent to introduce nitroaryl groups into polymer chains, altering material properties like adhesion and stability.
• Material Science Research: Utilized in surface functionalization and the development of advanced organic materials, including liquid crystals and conductive polymers.
• Cross-Coupling Reactions: Serves as an electrophilic partner in palladium-catalyzed cross-coupling reactions to form biaryl structures.

Basic Information

Product Name	4-Nitrobenzene Diazonium Tetrafluoroborate
CAS No.	73698-41-6
Molecular Formula	C6H4BF4N3O2
Molecular Weight	236.92 g/mol
Synonyms	p-Nitrobenzenediazonium Tetrafluoroborate; 4-Nitrobenzenediazonium Fluoborate; Diazonium, (4-nitrophenyl)-, tetrafluoroborate(1-); (4-Nitrophenyl)diazonium Tetrafluoroborate; Benzenaminium, 4-nitro-N-nitroso-, tetrafluoroborate(1-); 4-Nitroaniline Diazonium Tetrafluoroborate; p-Nitrophenyldiazonium Tetrafluoroborate; 4-Nitrophenyldiazonium BF4
EINECS	Contact for details

Quality Control

Our 4-Nitrobenzene Diazonium Tetrafluoroborate is manufactured under strict quality protocols to ensure batch-to-batch consistency and high reactivity. Each lot undergoes comprehensive analytical testing, including HPLC for purity and NMR for structural confirmation, to meet the stringent requirements of research and industrial synthesis. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting key parameters such as assay, moisture content, and impurity profile.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at temperatures between 2°C and 8°C. This compound is light-sensitive and should be handled under inert atmosphere when appropriate to maintain stability and prevent decomposition. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Solubility	Soluble in polar aprotic solvents (e.g., acetonitrile, DMF)

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