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Organophosphorus compounds synthesis
Research Guide
What is Organophosphorus compounds synthesis?
Organophosphorus compounds synthesis is the chemical preparation of phosphorus-containing organic molecules, including phosphonates, phosphines, and aminophosphonic acids, through reactions such as Wittig olefination, Horner-Emmons modification, and phosphine organocatalysis.
The field encompasses 63,861 works focused on phosphonate chemistry, enantioselective synthesis, catalytic reactions, and biological activity of organophosphorus compounds. Key methods include phosphoryl-stabilized carbanion reactions like the Wittig olefination described by Maryanoff and Reitz (1989) and the Horner-Emmons modification by Still and Gennari (1983). Applications span medicinal chemistry and enzyme inhibition, as reviewed in works on aminophosphonic acids by Kafarski and Lejczak (1991).
Topic Hierarchy
Research Sub-Topics
Horner-Wadsworth-Emmons Olefination
This sub-topic covers the synthesis and application of Horner-Wadsworth-Emmons (HWE) reagents for stereoselective formation of alkenes from aldehydes and phosphonates. Researchers study mechanistic aspects, catalyst improvements, and synthetic utility in complex molecule assembly.
Asymmetric Hydrophosphonylation
This sub-topic examines catalytic enantioselective addition of phosphites or H-phosphonates to imines, aldehydes, and alkenes. Researchers focus on chiral catalysts, ligand design, and applications in synthesizing chiral phosphonates for pharmaceuticals.
Aminophosphonic Acids Synthesis
This sub-topic explores synthetic routes to α-aminophosphonates and related analogs mimicking amino acids. Researchers investigate multi-component reactions, biological evaluation, and structure-activity relationships.
Metal-Catalyzed Organophosphorus Reactions
This sub-topic covers transition metal-catalyzed cross-couplings, C-P bond formations, and phosphine ligand synthesis involving organophosphorus compounds. Researchers develop new catalysts and apply them to C-H activation and polymerization.
Phosphonate Carbanion Chemistry
This sub-topic investigates the generation, reactivity, and stereochemistry of phosphonate-stabilized carbanions in olefination and alkylation reactions. Researchers study base effects, solvent influences, and modifications for Z/E selectivity.
Why It Matters
Organophosphorus compounds synthesis enables production of biologically active molecules that inhibit enzymes involved in amino acid metabolism, affecting cellular physiological activity, as detailed by Kafarski and Lejczak (1991) in their review of aminophosphonic acids' biological activity with 974 citations. These compounds serve as amino acid analogues where the carboxylic group is replaced by phosphonic acid, leading to applications in medicinal chemistry. The Wittig olefination and its modifications, reviewed by Maryanoff and Reitz (1989) with 2546 citations, provide stereoselective olefin synthesis critical for constructing complex natural products and pharmaceuticals. Phosphine organocatalysis, covered by Guo et al. (2018) with 1039 citations, facilitates mild nucleophilic additions for diverse synthetic transformations used in organic synthesis.
Reading Guide
Where to Start
"The Wittig olefination reaction and modifications involving phosphoryl-stabilized carbanions. Stereochemistry, mechanism, and selected synthetic aspects" by Maryanoff and Reitz (1989), as it offers a foundational review of core reactions with detailed mechanisms and 2546 citations, ideal for building fundamental understanding.
Key Papers Explained
Maryanoff and Reitz (1989) review Wittig olefination and phosphoryl carbanions, which Wadsworth and Emmons (1961) applied to phosphonate-based olefin synthesis, and Still and Gennari (1983) modified into Horner-Emmons for Z-unsaturated esters. Guo et al. (2018) extend phosphine utility to organocatalysis, while Kafarski and Lejczak (1991) connect synthesis to biological applications of aminophosphonates. Garrou (1981) analyzes phosphorus NMR in metal chelates, linking to catalytic aspects.
Paper Timeline
Most-cited paper highlighted in red. Papers ordered chronologically.
Advanced Directions
Current frontiers emphasize enantioselective synthesis, asymmetric hydrophosphonylation, and metal-catalyzed reactions for aminophosphonic acids, as indicated by cluster keywords. No recent preprints or news available, so focus remains on expanding catalytic reactions and biological evaluations from established reviews like Guo et al. (2018).
Papers at a Glance
| # | Paper | Year | Venue | Citations | Open Access |
|---|---|---|---|---|---|
| 1 | The Wittig olefination reaction and modifications involving ph... | 1989 | Chemical Reviews | 2.5K | ✕ |
| 2 | Über die Bestimmung kleiner Pentosemengen, insbesondere in Der... | 1939 | Hoppe-Seyler´s Zeitsch... | 1.9K | ✕ |
| 3 | Über neue organische Phosphorverbindungen III. Phosphinmethyle... | 1919 | Helvetica Chimica Acta | 1.5K | ✓ |
| 4 | Chemistry of the amino acids | 1961 | Wiley eBooks | 1.4K | ✕ |
| 5 | The Utility of Phosphonate Carbanions in Olefin Synthesis | 1961 | Journal of the America... | 1.4K | ✕ |
| 6 | Transesterification of vegetable oils: a review | 1998 | Journal of the Brazili... | 1.3K | ✓ |
| 7 | Direct synthesis of Z-unsaturated esters. A useful modificatio... | 1983 | Tetrahedron Letters | 1.0K | ✕ |
| 8 | Phosphine Organocatalysis | 2018 | Chemical Reviews | 1.0K | ✕ |
| 9 | BIOLOGICAL ACTIVITY OF AMINOPHOSPHONIC ACIDS | 1991 | Phosphorus, sulfur, an... | 974 | ✕ |
| 10 | .DELTA.R-ring contributions to phosphorus-31 NMR parameters of... | 1981 | Chemical Reviews | 972 | ✕ |
Frequently Asked Questions
What is the Wittig olefination in organophosphorus synthesis?
The Wittig olefination involves phosphoryl-stabilized carbanions reacting with carbonyl compounds to form alkenes, with stereochemistry and mechanism detailed by Maryanoff and Reitz (1989) in their Chemical Reviews article with 2546 citations. Modifications enhance selectivity for synthetic applications. This reaction remains a cornerstone for olefin synthesis.
How do phosphonate carbanions contribute to olefin synthesis?
Phosphonate carbanions, as utilized in the Horner-Emmons reaction, enable direct synthesis of Z-unsaturated esters, as shown by Still and Gennari (1983) in Tetrahedron Letters with 1044 citations. Wadsworth and Emmons (1961) demonstrated their utility in olefin synthesis in the Journal of the American Chemical Society with 1358 citations. These methods offer improved stereocontrol over classical approaches.
What is the biological activity of aminophosphonic acids?
Aminophosphonic acids act as amino acid analogues, replacing the carboxylic moiety with phosphonic acid, and inhibit enzymes in amino acid metabolism, per Kafarski and Lejczak (1991) in Phosphorus, Sulfur, and Silicon with 974 citations. This antagonism affects cellular physiological activity. They hold potential in medicinal chemistry applications.
What mechanisms drive phosphine organocatalysis?
Phosphine organocatalysis begins with nucleophilic addition of phosphine to electrophilic substrates, forming zwitterionic intermediates under mild conditions, as reviewed by Guo et al. (2018) in Chemical Reviews with 1039 citations. This enables diverse reactions classified by intermediate type. The approach suits asymmetric synthesis and complex molecule construction.
What are key historical contributions to organophosphorus chemistry?
Staudinger and Meyer (1919) reported new organophosphorus compounds including phosphinmethyl derivatives and phosphinimines in Helvetica Chimica Acta with 1488 citations. Maryanoff and Reitz (1989) provided a comprehensive review of Wittig reactions and phosphoryl carbanions with 2546 citations. These works established foundational synthetic methods.
Open Research Questions
- ? How can stereoselectivity in asymmetric hydrophosphonylation be further improved for chiral organophosphorus compounds?
- ? What metal catalysts optimize enantioselective synthesis of aminophosphonic acids?
- ? Which oxidative stress mechanisms involving organophosphorus compounds remain uncharacterized?
- ? How do N-heterocyclic carbenes enhance metal-catalyzed organophosphorus reactions?
- ? What new phosphonate analogues expand biological activity beyond known enzyme inhibitors?
Recent Trends
The field maintains 63,861 works with sustained interest in phosphonate chemistry and enantioselective synthesis, but growth rate over 5 years is not available.
Recent emphasis appears in phosphine organocatalysis by Guo et al. with 1039 citations, building on classics like Maryanoff and Reitz (1989).
2018No preprints or news from the last 12 months reported.
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