Description

3-Diazoquinoline Tetrafluoroborate is a specialized diazonium salt compound, recognized for its utility as a versatile reagent in organic synthesis. Its primary value lies in its ability to serve as a stable precursor for generating reactive quinoline-based carbenes or as a coupling agent in complex molecular construction. This high-purity intermediate is essential for research chemists and process development scientists working in advanced pharmaceutical development and the synthesis of fine chemicals. Its controlled reactivity profile makes it a critical component for constructing heterocyclic scaffolds and functionalized materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel quinoline-based active pharmaceutical ingredients (APIs) and drug candidates.
• Organic Synthesis Reagent: Used as a stable diazonium source for Sandmeyer-type reactions and as a precursor for generating reactive carbene species under mild conditions.
• Material Science Research: Employed in the development of functionalized organic materials, dyes, and photoactive compounds.
• Agrochemical Synthesis: Intermediate in the production of advanced herbicides and fungicides containing the quinoline moiety.
• Cross-Coupling Reactions: Facilitates the introduction of the quinoline group into complex molecules via metal-catalyzed coupling protocols.
• Academic & Industrial R&D: A valuable tool for methodological development and exploring new reaction pathways in heterocyclic chemistry.

Basic Information

Product Name	3-Diazoquinoline Tetrafluoroborate
CAS No.	398-41-4
Molecular Formula	C9H6BF4N3
Molecular Weight	243.97 g/mol
Synonyms	3-Diazoquinolinium Tetrafluoroborate; Quinoline-3-diazonium Tetrafluoroborate; 3-Diazo-1H-quinoline Tetrafluoroborate; 3-Diazoquinolin-1-ium Tetrafluoroborate; Quinolin-3-yldiazonium Tetrafluoroborate; 3-Diazoquinoline BF4; 3-DQ-TFB
EINECS	Contact for details

Quality Control

Our 3-Diazoquinoline Tetrafluoroborate is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high chemical purity. Each lot is analyzed using advanced spectroscopic and chromatographic techniques, including NMR and HPLC, to confirm identity and quantify purity. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment. We adhere to cGMP principles where applicable to support our customers in regulated research and development environments.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). The container should be kept tightly sealed to minimize exposure to atmospheric moisture. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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