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Showing 1-20 of 3,331 results
  1. Progress and perspectives of enzymatic preparation of human milk fat substitutes

    Human milk fat substitutes (HMFS) with triacylglycerol profiles highly similar to those of human milk fat (HMF) play a crucial role in ensuring the...

    Zeqing Liu, Lingmei Dai, ... Wei Du in Biotechnology for Biofuels and Bioproducts
    Article Open access 04 November 2022
  2. Knockout of a PLD gene in Schizochytrium limacinum SR21 enhances docosahexaenoic acid accumulation by modulation of the phospholipid profile

    Background

    The hydrolysis and transphosphatidylation of phospholipase D (PLD) play important roles in the interconversion of phospholipids (PLs),...

    Article Open access 30 January 2024
  3. Allylic rearrangement: unusual products of bromination of N-acyl-2,2,4-trimethyl-1,2-dihydroquinolines and their use for N- and S-alkylation

    Bromination of N -acyl-2,2,4-trimethyl-1,2-dihydroquinolines with N -bromosuccinimide (NBS) in CCl 4 in the presence of Bz 2 O 2 proceeded at the...

    M. A. Potapov, A. Yu. Potapov, ... Kh. S. Shikhaliev in Russian Chemical Bulletin
    Article 27 May 2023
  4. Curtius Rearrangement

    Alkyl-, vinyl-, and aryl-substituted acyl azides undergo thermal 1,2-carbon-to-nitrogen migration with extrusion of dinitrogen — the Curtius...
    Jie Jack Li in Name Reactions
    Chapter 2021
  5. Induced selectivity in the photochemistry of estrone derivatives in sustainable and micellar environment: preparative and mechanistic studies

    In this study, we carried out preparative and mechanistic studies on the photochemical reaction of a series of 3-acylestrone derivatives in confined...

    Matías I. Quindt, Gabriel F. Gola, ... Sergio M. Bonesi in Photochemical & Photobiological Sciences
    Article 01 October 2021
  6. Characteristics and emulsifying properties of structured phospholipids from palm pressed fiber and omega-3 fatty acid concentrates from by-products of fish processing by enzymatic acidolysis

    The synthesis of structured phospholipids (SPLs) containing ω-3 fatty acids was carried out through enzymatic acidolysis reactions using lipase from Rh...

    Teti Estiasih, Renita Marianty, Kgs Ahmadi in Journal of Food Science and Technology
    Article 14 October 2020
  7. Convergent Total Synthesis of Hikizimycin: Development of New Radical-Based and Protective Group Strategies

    Hikizimycin (1) is an architecturally complex nucleoside antibiotic with potent anthelmintic and antibacterial activities. Its unique...
    Haruka Fu**o, Masayuki Inoue in Modern Natural Product Synthesis
    Chapter Open access 2024
  8. Modification of Amino Acids, Peptides, and Carbohydrates through Radical Chemistry

    This review provides an overview of some of the more recent work directed to exploit radical-based chemistry for the modification of some of...
    Signe Grann Hansen, Troels Skrydstrup in Radicals in Synthesis II
    Chapter
  9. A general alkene aminoarylation enabled by N-centred radical reactivity of sulfinamides

    Arylethylamines are popular structural elements in bioactive molecules but are often made through a linear series of synthetic steps. A modular...

    Efrey A. Noten, Cody H. Ng, ... Corey R. J. Stephenson in Nature Chemistry
    Article 16 January 2024
  10. Recent progress in carbene-catalyzed fluoroalkylation

    The fluoroalkyl fragment plays a vital role in various fields such as pharmaceuticals and materials science, and has a significant impact on human...

    Bei Zhang, Xuan Zhang, Jian Wang in Science China Chemistry
    Article 26 June 2024
  11. Alkynes as Carbene Precursors for the Synthesis of Heterocycles

    Catalytic metal carbene-involved transformations are considered as one of the most important aspects in homogeneous transition metal catalysis. The...
    Chapter 2023
  12. Tandem Radical Reactions

    Radical tandem reactions—and in a wider context radical dominos or cascades—have attracted a lot of attention because of their intrinsic elegance...
    Matthias Albert, Louis Fensterbank, ... Max Malacria in Radicals in Synthesis II
    Chapter
  13. Recent Progress in NiH-Catalyzed Linear or Branch Hydrofunctionalization of Terminal or Internal Alkenes

    The construction of C–C and C–X (X = N, O, Si, etc.) bonds is an important field in organic synthesis and methodology. In recent decades, studies on...

    Huimin Yang, Yang Ye in Topics in Current Chemistry
    Article 20 July 2023
  14. Editing of polymer backbones

    Polymers are at the epicentre of modern technological progress and the associated environmental pollution. Considerations of both polymer...

    Rachael A. J. Ditzler, Andrew J. King, ... Aleksandr V. Zhukhovitskiy in Nature Reviews Chemistry
    Article 04 August 2023
  15. Biochemistry and General Genetics of Nonribosomal Peptide Synthetases in Fungi

    Peptides like penicillin or cyclosporin are nonribosomally synthesised by large multifunctional enzymes. Peptide synthetase genes are coexpressed...
    Chapter
  16. Extracellular Communication in Bacteria

    Populations of bacterial cells often coordinate their responses to changes in their local environmental conditions through “quorum sensing”, a...
    Siri Ram Chhabra, Bodo Philipp, ... Miguel Cámara in The Chemistry of Pheromones and Other Semiochemicals II
    Chapter
  17. Photoinduced Reactions of Metal Carbenes in Organic Synthesis

    The photoinduced reactions of metal carbene complexes, particularly Group 6 Fischer carbenes, are comprehensively presented in this chapter with a...
    Chapter
  18. Late Transition Metals as Homo- and Co-Polymerization Catalysts

    In the present account we address two aspects of the polymerization processes catalyzed by the late-transition-metal complexes: (i) influence of the...
    Artur Michalak, Tom Ziegler in Theoretical Aspects of Transition Metal Catalysis
    Chapter
  19. Hyaluronic Acid Hydrogel in Therapeutics Delivery and Biomedical Applications

    Hyaluronic acid (HA) is a natural polysaccharide containing multiple units of glycosaminoglycan which is naturally produced inside the human body;...
    Saptarshee Bhattacharjee, Veerabomma Harithasree, ... Jitender Madan in Biomaterial-based Hydrogels
    Chapter 2024
  20. Nickel-catalysed regio- and stereoselective acylzincation of unsaturated hydrocarbons with organozincs and CO

    Carbometallation of unsaturated hydrocarbons is one of the most straightforward functionalizations of carbon–carbon unsaturated bonds; however, the...

    Yangyang Weng, Yetong Zhang, ... Yifeng Chen in Nature Synthesis
    Article 05 January 2023
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