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Vanadium and Halogenation Chemistry
Research Guide
What is Vanadium and Halogenation Chemistry?
Vanadium and Halogenation Chemistry is the study of vanadium compounds and their roles in halogenation reactions, including catalytic halogenations, oxidations, and related biochemical and medicinal processes.
This field encompasses 25,952 works on vanadium chemistry, with applications in catalysis, asymmetric synthesis, antidiabetic properties, and halogenation reactions. Key areas include vanadium's catalytic activities in oxidations and enantioselective processes, as well as its potential in cancer treatment and diabetes management. Research highlights biochemical mechanisms and structural aspects of vanadium-halogen interactions.
Topic Hierarchy
Research Sub-Topics
Vanadium Catalysts in Oxidation Reactions
This sub-topic studies vanadium complexes for selective oxidation of alkenes, alcohols, and sulfides using peroxides or O2. Researchers investigate ligand effects, kinetics, and green chemistry applications.
Vanadium Compounds in Antidiabetic Research
This sub-topic examines vanadium salts and complexes mimicking insulin action via protein tyrosine phosphatase inhibition. Clinical and mechanistic studies assess glucose metabolism and toxicity in diabetes models.
Vanadium in Asymmetric Synthesis
This sub-topic focuses on chiral vanadium catalysts for enantioselective epoxidations, sulfoxidations, and allylic oxidations. Enantioselectivity mechanisms and catalyst design are explored using spectroscopy and computation.
Halogenation Reactions with Vanadium Catalysts
This sub-topic covers vanadium-mediated chlorination, bromination, and iodination of arenes, alkenes, and biomolecules. Selective C-H halogenation pathways and protein labeling techniques are developed.
Polyoxovanadate Chemistry and Applications
This sub-topic investigates vanadium-based polyoxometalates for catalysis, magnetism, and antiviral activity. Structural diversity, electron transfer properties, and hybrid materials are characterized.
Why It Matters
Vanadium compounds serve as catalysts in halogenation reactions and oxidations, enabling efficient chemical transformations in organic synthesis. "The Chemistry and Biochemistry of Vanadium and the Biological Activities Exerted by Vanadium Compounds" by Crans et al. (2004) details their antidiabetic properties, with compounds mimicking insulin action in diabetes management, and potential in cancer treatment through enzyme inhibition. In catalysis, vanadium facilitates C-H bond activation and molecular oxygen oxidations, as explored in related works like "Activation of C−H Bonds by Metal Complexes" by Shilov and Shul’pin (1997), supporting industrial processes in pharmaceuticals and materials.
Reading Guide
Where to Start
"The Chemistry and Biochemistry of Vanadium and the Biological Activities Exerted by Vanadium Compounds" by Crans et al. (2004), as it provides a comprehensive foundation on vanadium chemistry, biochemistry, and halogenation-related medicinal aspects with 1336 citations.
Key Papers Explained
"The Chemistry and Biochemistry of Vanadium and the Biological Activities Exerted by Vanadium Compounds" by Crans et al. (2004) establishes core vanadium chemistry and bioactivities, building on "Polyoxometalate Chemistry: An Old Field with New Dimensions in Several Disciplines" by Pope and Müller (1991) for cluster structures; "Homogeneous catalysis by transition metal oxygen anion clusters" by Hill and Prosser-McCartha (1995) extends to catalytic applications, while "Protein and cell membrane iodinations with a sparingly soluble chloroamide, 1,3,4,6-tetrachloro-3a,6a-diphenylglycoluril" by Fraker and Speck (1978) links to halogenation specifics; "Hybrid Organic−Inorganic Polyoxometalate Compounds: From Structural Diversity to Applications" by Dolbecq et al. (2010) connects earlier structural work to modern hybrids.
Paper Timeline
Most-cited paper highlighted in red. Papers ordered chronologically.
Advanced Directions
Current frontiers emphasize vanadium polyoxometalates in enantioselective halogenation and C-H activation, as inferred from catalytic themes in top papers like Shilov and Shul’pin (1997) and Punniyamurthy et al. (2005); no recent preprints or news available, so focus remains on extending homogeneous catalysis to sustainable oxidations.
Papers at a Glance
| # | Paper | Year | Venue | Citations | Open Access |
|---|---|---|---|---|---|
| 1 | Protein and cell membrane iodinations with a sparingly soluble... | 1978 | Biochemical and Biophy... | 4.6K | ✕ |
| 2 | Oxidative mechanisms in the toxicity of metal ions | 1995 | Free Radical Biology a... | 4.2K | ✕ |
| 3 | Polyoxometalate Chemistry: An Old Field with New Dimensions in... | 1991 | Angewandte Chemie Inte... | 3.6K | ✕ |
| 4 | SUPEROXIDE RADICAL AND SUPEROXIDE DISMUTASES | 1995 | Annual Review of Bioch... | 3.4K | ✕ |
| 5 | Activation of C−H Bonds by Metal Complexes | 1997 | Chemical Reviews | 2.8K | ✕ |
| 6 | Myeloperoxidase: friend and foe | 2005 | Journal of Leukocyte B... | 2.2K | ✕ |
| 7 | Recent Advances in Transition Metal Catalyzed Oxidation of Org... | 2005 | Chemical Reviews | 1.7K | ✕ |
| 8 | Hybrid Organic−Inorganic Polyoxometalate Compounds: From Struc... | 2010 | Chemical Reviews | 1.7K | ✕ |
| 9 | Homogeneous catalysis by transition metal oxygen anion clusters | 1995 | Coordination Chemistry... | 1.4K | ✕ |
| 10 | The Chemistry and Biochemistry of Vanadium and the Biological ... | 2004 | Chemical Reviews | 1.3K | ✕ |
Frequently Asked Questions
What are the biological activities of vanadium compounds?
Vanadium compounds exhibit antidiabetic properties by mimicking insulin and inhibiting enzymes involved in glucose metabolism. "The Chemistry and Biochemistry of Vanadium and the Biological Activities Exerted by Vanadium Compounds" by Crans et al. (2004) reviews their roles in cancer treatment and biochemical processes. These activities stem from vanadium's redox properties and coordination chemistry.
How do vanadium compounds contribute to halogenation reactions?
Vanadium catalysts promote halogenation through oxidative mechanisms, facilitating iodination and chlorination in proteins and cells. "Protein and cell membrane iodinations with a sparingly soluble chloroamide, 1,3,4,6-tetrachloro-3a,6a-diphenylglycoluril" by Fraker and Speck (1978) demonstrates efficient iodination using chloroamide reagents. This extends to enantioselective halogenation processes in asymmetric synthesis.
What is the role of vanadium in catalytic oxidations?
Vanadium compounds act as homogeneous catalysts in oxidations, including those with molecular oxygen. "Homogeneous catalysis by transition metal oxygen anion clusters" by Hill and Prosser-McCartha (1995) covers vanadium-based polyoxometalates in such reactions. These catalysts enable selective oxidation of organic substrates.
How are polyoxometalates involving vanadium applied?
Vanadium-containing polyoxometalates serve in catalysis, structural diversity, and hybrid materials. "Polyoxometalate Chemistry: An Old Field with New Dimensions in Several Disciplines" by Pope and Müller (1991) highlights their versatility in inorganic chemistry. "Hybrid Organic−Inorganic Polyoxometalate Compounds: From Structural Diversity to Applications" by Dolbecq et al. (2010) extends to practical uses.
What are key methods in vanadium halogenation chemistry?
Methods include oxidative halogenation using vanadium catalysts and polyoxometalate clusters for C-H activation. "Activation of C−H Bonds by Metal Complexes" by Shilov and Shul’pin (1997) describes metal-mediated processes applicable to vanadium. These enable enantioselective transformations and biochemical labeling.
Open Research Questions
- ? How can vanadium catalysts improve selectivity in enantioselective halogenation reactions?
- ? What structural modifications enhance the antidiabetic efficacy of vanadium compounds?
- ? How do vanadium polyoxometalates integrate into hybrid materials for catalytic halogenation?
- ? What mechanisms underlie vanadium's role in oxidative halogenation toxicity pathways?
- ? Which vanadium coordination environments optimize C-H halogenation activation?
Recent Trends
The field maintains 25,952 works with steady focus on vanadium catalysis in halogenation and oxidations, as no growth rate data or recent preprints/news reported; high citation persistence seen in Crans et al. (2004, 1336 citations) and earlier works like Fraker and Speck (1978, 4593 citations) indicates ongoing relevance without specified recent shifts.
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