Description

3'-Pyridylfluorone is a specialized organic fluorone derivative used as a key analytical reagent and synthetic intermediate. Its primary commercial value lies in its utility as a highly sensitive and selective chromogenic agent for the spectrophotometric determination of various metal ions. This compound is essential for research and quality control laboratories in the pharmaceutical, environmental monitoring, and metallurgical industries, where precise trace metal analysis is critical.

Application

• Spectrophotometric Reagent: Used for the sensitive colorimetric detection and quantification of trace metals like aluminum, gallium, and iron in various matrices.
• Analytical Chemistry: Serves as a chromogenic probe in the development of novel analytical methods for environmental and biological samples.
• Pharmaceutical Analysis: Employed in the purity testing and assay of active pharmaceutical ingredients (APIs) where metal catalyst residues must be monitored.
• Research & Development: Acts as a versatile building block or ligand in the synthesis of new coordination compounds and materials for research purposes.
• Water Quality Testing: Applied in methods for determining heavy metal contamination in industrial effluent and drinking water.
• Geochemical Analysis: Utilized in the analysis of mineral ores and geological samples for specific elemental content.

Basic Information

Product Name	3'-Pyridylfluorone
CAS No.	7638-44-0
Molecular Formula	C₁₉H₁₁NO₄
Molecular Weight	317.30 g/mol
Synonyms	3-Pyridylfluorone; 9H-Xanthen-9-one, 3,4,5,6-tetrachloro-2-(3-pyridinyl)-; 2-(3-Pyridyl)-3,4,5,6-tetrachlorofluorone; 3-Pyridylfluorone chromogenic reagent; Fluorone, 3'-pyridyl-; 3-Pyridylfluorone indicator
EINECS	Contact for details

Quality Control

Our 3'-Pyridylfluorone is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity, IR and melting point for identification, and loss on drying, to ensure it meets precise specifications for use as an analytical reagent. A comprehensive Certificate of Analysis (COA) is provided with every shipment to guarantee traceability and compliance with your application requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from incompatible materials and sources of ignition.

Specification

Item	Specification
Appearance	Orange to red-brown crystalline powder
Identification (IR)	Conforms to reference spectrum
Melting Point	Contact for details
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 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.