XF Zhu, AP Schaffner, RC Li, O Kwon - Organic Letters, 2005 - ACS Publications
We report a one-step phosphine-catalyzed annulation between aldehydes and ethyl allenoate to form 6-substituted 2-pyrones. The mechanistic rationale for this reaction …
P Fu, P Liu, H Qu, Y Wang, D Chen… - Journal of natural …, 2011 - ACS Publications
Three new α-pyrones, nocapyrones E–G (1–3), and three new diketopiperazine derivatives, nocazines A–C (4–6), together with a new oxazoline compound, nocazoline A (7), were …
L Xing, Y Zhang, B Li, Y Du - Organic letters, 2019 - ACS Publications
The reaction of diorganyl disulfides or diselenides with PhICl2 in acetonitrile was found for the first time to lead to the in situ formation of organosulfenyl chloride or selenenyl chloride …
Marine organisms represent almost half of total biodiversity and are a very important source of new bioactive substances. Within the varied biological activities found in marine products …
N Bungtongdee, K Sopalun… - Journal of …, 2019 - Wiley Online Library
Some plant‐derived bioactive compounds produced by fungal endophytes have been proven to have antimicrobial and antioxidant activities. In this study, endophytic fungi were …
Covering: 2009 to 2021 Biosynthetically, most of the syntheses of triterpenes follow the cascade cyclization and rearrangement of the acyclic precursors viz., squalene (S) and 2, 3 …
The α-pyrone moiety is a structural feature found in a huge variety of biologically active metabolites. In recent times new insights into additional biosynthetic mechanisms, yielding …
F Bellina, M Biagetti, A Carpita, R Rossi - Tetrahedron, 2001 - Elsevier
Reaction of 5-substituted (Z)-2-en-4-ynoic acids with iodine and NaHCO3 in CH3CN or with ICl in CH2Cl2 affords mixtures of (E)-5-(1-iodoylidene)-2 (5H)-furanones and 6-substituted 5 …
VA Stonik, SA Kolesnikova - Marine Drugs, 2021 - mdpi.com
In this review, we discuss structural diversity, taxonomic distribution, biological activities, biogenesis, and synthesis of a rare group of terpenoids, the so-called malabaricane and …