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Chemical Name
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1,10-Phenanthroline anhydrate
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Synonyms
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o-Phenanthroline; 1,10-Phenanthroline
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Molecular formula
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C12H8N2
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CAS No.
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66-71-7
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EINECS No.
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200-629-2
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Molecular weight
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180.21
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Molecular Structure
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Details
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Assay: 99% min.(AR)
Dissolution test in ethanol: qualified
Residue on ignition (as Sulfate): 0.1% max.
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Main Application
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Used for testing of ferrous sensitivity reagents.
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1,10 - Phenanthroline Anhydrate is a highly valuable chemical compound that plays a crucial role in a wide array of industries and scientific research fields. Our company takes pride in being a leading provider of top - notch 1,10 - Phenanthroline Anhydrate, ensuring it meets the highest standards of quality and purity for customers around the globe.
Chemical Properties
1,10 - Phenanthroline Anhydrate has the chemical formula
. It presents as a white to light - yellow crystalline solid. The compound has a melting point typically around 99 - 101 °C. It is sparingly soluble in water but shows good solubility in many common organic solvents such as ethanol, methanol, and chloroform. Its unique chemical structure, consisting of a fused heterocyclic aromatic ring system with two nitrogen atoms, imparts it with exceptional chelating properties. These properties are fundamental to its diverse applications.
Applications
Analytical Chemistry
In analytical chemistry, 1,10 - Phenanthroline Anhydrate is an indispensable reagent. It forms stable, colored complexes with numerous metal ions. One of the most well-known applications is in the determination of iron(II). The formation of a bright - red complex between 1,10-Phenanthroline Anhydrate and iron(II) ions is highly selective and sensitive. This property allows for the accurate quantification of iron in various samples, including environmental water samples, soil extracts, and industrial products. Additionally, it can be used to detect and analyze other metal ions like copper, zinc, and nickel in trace amounts, playing a vital role in environmental monitoring and quality control in industries such as mining and metallurgy.
Coordination Chemistry
As a key ligand in coordination chemistry, 1,10 - Phenanthroline Anhydrate forms coordination complexes with metal ions. These complexes often exhibit unique chemical and physical properties. They can be used as catalysts in a variety of chemical reactions. For example, some iron - 1,10 - phenanthroline complexes can catalyze oxidation reactions with high efficiency and selectivity. The ability to fine - tune the properties of these complexes by varying the metal ion and reaction conditions makes them valuable tools in synthetic organic chemistry and materials science.
Biological and Medicinal Research
Recent studies have explored the potential of 1,10 - Phenanthroline Anhydrate and its metal complexes in biological and medicinal research. Some metal - 1,10 - phenanthroline complexes have shown antibacterial and antifungal activities. There is also emerging evidence suggesting that certain complexes may have anticancer properties, potentially interacting with DNA and interfering with the growth and division of cancer cells. Although still in the research and development stage, these findings open up new possibilities for the development of novel drugs and therapeutic agents.
Quality Assurance
Our production of 1,10 - Phenanthroline Anhydrate is subject to rigorous quality control procedures. We use state - of - the - art manufacturing facilities and advanced purification techniques to ensure the highest purity of the product. Each batch is thoroughly tested in our in - house, ISO - certified laboratories. We analyze the chemical composition, purity, and physical properties of the product to guarantee its consistency and reliability. By maintaining strict quality standards, we provide our customers with a product that performs exceptionally well in their applications.
Packaging and Delivery
We understand that different customers have different packaging needs. Therefore, we offer 1,10 - Phenanthroline Anhydrate in a range of packaging options. Whether you require small sample vials for research purposes or large - scale industrial containers, we can accommodate your requirements. Our efficient delivery system ensures that your order is shipped promptly and arrives at your location in perfect condition, no matter where you are in the world. We keep you informed about the shipping status of your order throughout the process, providing you with peace of mind.
If you are looking for a reliable supplier of high - quality 1,10 - Phenanthroline Anhydrate for your research, industrial, or manufacturing needs, our company is your ideal choice. Contact us today to learn more about our product, get a quote, and explore how we can support your projects.
What is 1,10-phenanthroline used for?
1,10-Phenanthroline is widely utilized as a chelating agent in analytical chemistry, particularly for the detection and quantification of iron(II) ions. It forms a distinctive orange-red complex with Fe²⁺, enabling highly sensitive spectrophotometric analysis in environmental and biological samples. Beyond iron detection, it serves as a ligand in coordination chemistry, a catalyst in organic synthesis, and a corrosion inhibitor in industrial applications. Its derivatives, such as the hydrochloride and monohydrate forms, expand its utility to aqueous systems where solubility is critical. The compound's versatility also extends to electrochemical studies and materials science research.
What is the feature of 1,10-phenanthroline?
The defining feature of 1,10-phenanthroline is its rigid, planar structure with two nitrogen donor atoms, which form stable complexes with transition metals—especially iron(II). This selectivity produces a vivid color change (colorless to orange-red) upon binding, allowing visual and spectrophotometric detection. The ligand’s redox-active nature enables its dual role as an indicator and catalyst, while its aromatic system facilitates π-π interactions in supramolecular chemistry. Derivatives like the hydrochloride salt improve water solubility, broadening its applicability in acidic or biological matrices where precise metal coordination is required.
What is the role of 1,10-phenanthroline as a redox indicator?
As a redox indicator, 1,10-phenanthroline undergoes reversible color changes in response to oxidation-reduction reactions. Its iron(II) complex (ferroin) is deep red, while the oxidized iron(III) form is pale blue, providing a clear visual endpoint in titrations. This property is exploited in quantifying oxidizing/reducing agents, such as in cerimetric or permanganometric titrations. The sharp transition and stability of the ferroin complex ensure high accuracy, making it a preferred choice in analytical chemistry for redox potential measurements and kinetic studies of electron-transfer processes.
