Description

o-Phenanthroline is a versatile heterocyclic organic compound widely recognized as a highly effective chelating agent and analytical reagent. Its primary value lies in its ability to form stable, intensely colored complexes with ferrous ions (Fe²⁺), making it indispensable for quantitative colorimetric analysis. This product is essential for researchers and industrial professionals in analytical chemistry, pharmaceutical development, and materials science who require precise metal ion detection and quantification.

Application

• Colorimetric Determination of Iron: The classic application as a sensitive reagent for the spectrophotometric assay of ferrous iron (Fe²⁺) in various matrices.
• Analytical Chemistry & Research: Used as a metallochromic indicator in complexometric titrations and as a ligand in the study of coordination chemistry.
• Pharmaceutical & Biochemical Analysis: Employed in assays for enzymes and biochemical pathways involving redox reactions with iron.
• Catalysis & Material Science: Serves as a key ligand in the synthesis of catalysts for oxidation reactions and in the development of functional materials.
• Corrosion Inhibition Studies: Investigated as a component in formulations to study and prevent metal corrosion.
• Environmental Testing: Applied in methods for detecting trace levels of iron in water and environmental samples.

Basic Information

Product Name	o-Phenanthroline
CAS No.	66-71-7
Molecular Formula	C₁₂H₈N₂
Molecular Weight	180.21 g/mol
Synonyms	1,10-Phenanthroline; 1,10-Phenanthroline monohydrate; 4,5-Diazafluorene; o-Phen; Phen; Bathophenanthroline (related); Ferroin (complex); α-Phenanthroline; 1,10-Diazaphenanthrene
EINECS	200-629-2

Quality Control

Our o-Phenanthroline is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing specifications such as assay, melting point, and residue on ignition are provided to guarantee compliance with your research or production requirements.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Melting Point	117 - 120 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Solubility Test	Clear, colorless solution

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