Description

4-(Diazonium)Benzenesulfonic Acid, Fluoroborate Salt is a stabilized diazonium salt primarily used as a versatile diazotization reagent and coupling agent in organic synthesis. This compound is critical for introducing the diazonium functional group under controlled conditions, enabling key reactions like azo coupling and Sandmeyer reactions. It is essential for manufacturers and R&D laboratories in the production of dyes, pigments, and specialized organic intermediates.

Application

• Dye and Pigment Manufacturing: As a key intermediate in the synthesis of azo dyes and organic pigments through diazotization and coupling reactions.
• Chemical Synthesis: Serving as a versatile reagent for introducing aryl groups in Sandmeyer reactions to create chlorides, bromides, and cyanides.
• Photographic Industry: Used in the preparation of light-sensitive compounds and diazo-type copying materials.
• Polymer Modification: Acting as a surface modifier or grafting agent to functionalize polymers and materials.
• Analytical Chemistry: Employed as a derivatization agent for the detection and analysis of specific functional groups.
• Research & Development: A valuable building block in academic and industrial labs for exploring new synthetic pathways and creating novel aromatic compounds.

Basic Information

Product Name	4-(Diazonium)Benzenesulfonic Acid, Fluoroborate Salt
CAS No.	2145-24-6
Molecular Formula	C6H4BF4N2O3S
Molecular Weight	270.97 g/mol
Synonyms	Benzenesulfonic acid, 4-diazonium-, tetrafluoroborate(1-); p-Diazobenzenesulfonic acid fluoroborate; Diazonium salt of p-phenolsulfonic acid, fluoroborate; 4-Diazobenzenesulfonic Acid Tetrafluoroborate Salt; p-Benzenediazoniumsulfonate Fluoroborate; 2145-24-6; Diazotized Sulfanilic Acid Fluoroborate
EINECS	218-399-5

Quality Control

Our production of 4-(Diazonium)Benzenesulfonic Acid, Fluoroborate Salt adheres to stringent quality protocols to ensure batch-to-batch consistency and reliability for industrial applications. Each lot is analyzed to confirm identity, purity, and stability. Certificates of Analysis (COA) documenting key parameters are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Due to its light-sensitive nature, minimize exposure during handling. Keep away from heat, sparks, and incompatible materials such as strong bases and reducing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	Min. 95%
Water Content (KF)	Max. 2.0%
Solubility	Soluble in polar aprotic solvents

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