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Prophylactic Biological Products
CAS NO:
23873-81-6
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Diphenyglyoxime
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FENHE CHEMICAL CO., LIMITED
5
Years
Basic Info
CAS Number
23873-81-6
Pharmacopoeia
In-house Standards
Grade
Pharmaceutical Grade
Is Manufacturer
No
Product Description
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AI Product Description
*The following content is generated by AI and is for reference only.
Diphenyloxime, chemically known as 2,3-dihydroxy-2,3-diphenylbutanedione dioxime or more commonly referred to in analytical contexts as Diphenylglyoxime (DPG), is a pivotal organic reagent widely utilized in the field of coordination chemistry and analytical spectroscopy. Its molecular formula is C14H12N2O2, and it carries the CAS Registry Number 95-08-7. Structurally, this compound features two oxime groups attached to a central butane backbone substituted with phenyl rings, creating a bidentate ligand capable of forming highly stable chelates with specific metal ions.
The primary application of Diphenylglyoxime lies in its exceptional selectivity for nickel(II) ions. Upon reaction with nickel salts in an alkaline medium, DPG precipitates as a brilliant red-violet solid complex, Ni(DPG)2. This distinctive color change and the formation of an insoluble precipitate make it the standard reagent for both the qualitative detection and quantitative gravimetric determination of nickel in various matrices, including steel alloys, geological samples, and industrial effluents. Due to its high specificity, interference from other common metal ions is minimal under controlled conditions, ensuring accurate analytical results.
Beyond traditional gravimetry, Diphenylglyoxime serves as a crucial building block in supramolecular chemistry and materials science. It is frequently employed in the synthesis of metal-organic frameworks (MOFs) and coordination polymers due to its rigid structure and ability to bridge metal centers. Furthermore, modified derivatives of DPG are investigated for their potential in sensor technology, where they act as fluorescent probes for detecting trace amounts of transition metals in environmental monitoring systems. The reagent is also valuable in the preparation of organometallic catalysts used in polymerization reactions.
Handling Diphenylglyoxime requires standard laboratory safety precautions, as with most organic solids, though it is generally considered stable under normal storage conditions. Its availability in high purity grades ensures reliability for rigorous scientific research and industrial quality control processes. As a versatile tool bridging classical analytical methods and modern material design, Diphenylglyoxime remains an indispensable asset in chemical laboratories worldwide, facilitating precise metal analysis and advancing the development of novel functional materials through its unique coordination properties.
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