Racemization of Secondary‐Amine‐Containing Natural Products Using Heterogeneous Metal Catalysts
Sign Up to like & getrecommendations! Published in 2018 at "ChemCatChem"
DOI: 10.1002/cctc.201800293
Abstract: Heterogeneously catalyzed racemization reactions of the secondary amines (S)‐1‐methyl‐6,7‐dimethoxy‐1,2,3,4‐tetrahydroisoquinoline (salsolidine) and (S)‐1‐methyl‐1,2,3,4‐tetrahydro‐ß‐carboline were investigated using Pd, Pt, and Ir on carbon or Al2O3 supports. A comparison of kinetics and deactivation on selected platinum and iridium… read more here.
Keywords: platinum; natural products; containing natural; amine containing ... See more keywords
Recent advances in the application of [2 + 2] cycloaddition in the chemical synthesis of cyclobutane-containing natural products
Sign Up to like & getrecommendations! Published in 2024 at "Natural Products and Bioprospecting"
DOI: 10.1007/s13659-024-00457-9
Abstract: Cyclobutanes are distributed widely in a large class of natural products featuring diverse pharmaceutical activities and intricate structural frameworks. The [2 + 2] cycloaddition is unequivocally the primary and most commonly used method for synthesizing cyclobutanes. In… read more here.
Keywords: cyclobutane containing; natural products; containing natural; application cycloaddition ... See more keywords
Nanosheets-incorporated bio-composites containing natural and synthetic polymers/ceramics for bone tissue engineering.
Sign Up to like & getrecommendations! Published in 2020 at "International journal of biological macromolecules"
DOI: 10.1016/j.ijbiomac.2020.08.053
Abstract: Bone is a highly integrative and dynamic tissue of the human body that is regularly modeled and remodeled by bone cells such as osteoblasts and osteoclasts. When a fraction of a bone is damaged or… read more here.
Keywords: bone tissue; bone; bio composites; containing natural ... See more keywords
Fracture failure analysis of freeze–thawed granite containing natural fracture under uniaxial multi-level cyclic loads
Sign Up to like & getrecommendations! Published in 2020 at "Theoretical and Applied Fracture Mechanics"
DOI: 10.1016/j.tafmec.2020.102782
Abstract: Abstract Rock mass containing natural fractures is susceptible to freeze-thaw (F-T) weathering in cold regions and could result in the instability of rock engineering and even serious geological hazards. Yet the F-T action on the… read more here.
Keywords: multi level; freeze; fracture; natural fracture ... See more keywords
Formation of Trideuteromethylated Artifacts of Pyrrole-Containing Natural Products.
Sign Up to like & getrecommendations! Published in 2024 at "Journal of natural products"
DOI: 10.1021/acs.jnatprod.3c01113
Abstract: Pyrrole-containing natural products form a large group of structurally diverse compounds that occur in both terrestrial and marine organisms. In the present study the formation of trideuteromethylated artifacts of pyrrole-containing natural products was investigated, focusing… read more here.
Keywords: formation trideuteromethylated; trideuteromethylated artifacts; natural products; pyrrole containing ... See more keywords
Biosynthesis of thiocarboxylic acid-containing natural products
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DOI: 10.1038/s41467-018-04747-y
Abstract: Thiocarboxylic acid-containing natural products are rare and their biosynthesis and biological significance remain unknown. Thioplatensimycin (thioPTM) and thioplatencin (thioPTN), thiocarboxylic acid congeners of the antibacterial natural products platensimycin (PTM) and platencin (PTN), were recently discovered.… read more here.
Keywords: biosynthesis; natural products; containing natural; thiocarboxylic acid ... See more keywords
Recent progress in the total synthesis of pyrrole-containing natural products (2011–2020)
Sign Up to like & getrecommendations! Published in 2021 at "Organic Chemistry Frontiers"
DOI: 10.1039/d0qo01574a
Abstract: This review discusses total syntheses of pyrrole-containing natural products over the last ten years, highlighting recent advances in the chemistry of pyrroles in the context of their innate reactivity, and their preparation in complex settings. read more here.
Keywords: pyrrole containing; progress total; natural products; chemistry ... See more keywords
Total synthesis of cyclopropane-containing natural products: recent progress (2016–2024)
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DOI: 10.1039/d4qo02316a
Abstract: Cyclopropane, as the smallest all-carbon ring, is a ubiquitous functional group found in many complex natural products, such as terpenoids, alkaloids, steroids, and fatty acids. Natural products containing cyclopropane motifs... read more here.
Keywords: total synthesis; natural products; synthesis cyclopropane; cyclopropane ... See more keywords
Development of a Correlation between the Resilient Modulus and CBR Value for Granular Blends Containing Natural Aggregates and RAP/RCA Materials
Sign Up to like & getrecommendations! Published in 2019 at "Advances in Materials Science and Engineering"
DOI: 10.1155/2019/8238904
Abstract: Limited supplies of natural aggregates for highway construction, in addition to increasing processing costs, time, and environmental concerns, have led to the use of various reclaimed/recycled materials. Reclaimed asphalt pavement (RAP) and recycled concrete aggregate… read more here.
Keywords: resilient modulus; natural aggregates; cbr value; value ... See more keywords
Composting of Polylactide Containing Natural Anti-Aging Compounds of Plant Origin
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DOI: 10.3390/polym11101582
Abstract: The paper presents the effects of biodegradation of polylactide containing natural anti-aging compounds. Polymer containing 0.5; 5 and 10 wt % of coffee, cocoa or cinnamon extracts were subjected to industrial composting for 7, 14,… read more here.
Keywords: composting process; polylactide containing; containing natural; natural anti ... See more keywords