Free radical functionalizations of labdanes and related diterpenoids
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547:577:66 (1)
Chimie organică (475)
Bazele materiale ale vieții. Biochimie. Biologie moleculară. Biofizică (655)
Tehnologie chimică. Industrii chimice și înrudite (1496)
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GÎRBU, Vladilena, UNGUR, Nikon, RENAUD, Philippe, KULCIŢKI, Veaceslav. Free radical functionalizations of labdanes and related diterpenoids. In: New frontiers in natural product chemistry.: A destiny on the altar of research. Dedicated to academician Pavel Vlad, Ed. 6, 21 mai 2021, Chișinău. Chișinău, Republica Moldova: Tipografia "Artpoligraf", 2021, Ediția 6, p. 27. ISBN 978-9975-3336-7-2. DOI: https://doi.org/10.19261/nfnpc.2021.ab20
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New frontiers in natural product chemistry.
Ediția 6, 2021
Conferința " New frontiers in natural product chemistry."
6, Chișinău, Moldova, 21 mai 2021

Free radical functionalizations of labdanes and related diterpenoids

DOI: https://doi.org/10.19261/nfnpc.2021.ab20
CZU: 547:577:66

Pag. 27-27

Gîrbu Vladilena1, Ungur Nikon1, Renaud Philippe2, Kulciţki Veaceslav1
 
1 Institute of Chemistry,
2 University of Bern
 
Proiect:
20.80009.8007.03 Noi substanțe cu potențial preventiv și terapeutic în baza compușilor naturali de origine vegetală și a matodelor moderne de sinteză organică
 
Disponibil în IBN: 28 mai 2021


Rezumat

Free radical transformations are intensively explored nowadays as efficient synthetic tools provided the broad range of potential transformations, mild reaction conditions and high functional group tolerance. Synthesis and structural modification of natural products provide a fruitful field for atom transfer radical addition (ATRA) methodology and in our opinion this potential is underexplored. There is still prevalence in the scientific publications of ionic processes reported for assembling C-C bonds in complex molecular frameworks, although successful examples involving ATRA are also known in natural product synthesis [1]. Sometimes radical additions represent the only solutions to overcome synthetic challenges connected to substrate reactivity and stereochemistry issues [1]. Figure 1. Radical transformation of labdane diterpenoids. ent-Kauranic, isocopalic and labdane derivatives (Figure 1) were modified via ATRA processes. An array of functionalized derivatives, including azides and fluorinated compounds have been obtained in good yields and will be further involved in biological activity testing.