[HTML][HTML] Coral lipids

AB Imbs, VM Dembitsky - Marine Drugs, 2023 - mdpi.com
Reef-building corals, recognized as cornerstone species in marine ecosystems, captivate
with their unique duality as both symbiotic partners and autotrophic entities. Beyond their …

The synthesis of O/S-heterocycles starting from β-nitrostyrenes: A recent update

C Li, K Yin, X Zhou, F Zhang, Z Shen - Tetrahedron, 2023 - Elsevier
O/S-Based heterocycles have emerged as one of the most important classes of heterocyclic
compounds and have received considerable attention because of their importance as …

Ligand‐Enabled Double γ‐C(sp3)−H Functionalization of Aliphatic Acids: One‐Step Synthesis of γ‐Arylated γ‐Lactones

ME Hoque, JQ Yu - Angewandte Chemie, 2023 - Wiley Online Library
Abstract γ‐methylene C (sp3)− H functionalization of linear free carboxylic acids remains a
significant challenge. Here in we report a Pd (II)‐catalyzed tandem γ‐arylation and γ …

1, 2-Silyl Shift-Induced Heterocyclization of Propargyl Silanes: Synthesis of Five-Membered Heterocycles Containing a Functionalized Olefin Side Chain

R Kroņkalne, R Beļaunieks… - The Journal of …, 2023 - ACS Publications
Propargyl silanes with a terminal alkyne moiety undergo a 1, 2-silyl shift when activated with
electrophiles such as H+, Br+, I+, and PhSe+. A method was developed to trap 1, 3 …

[HTML][HTML] Lipids and Terpenoids from the Deep-Sea Fungus Trichoderma lixii R22 and Their Antagonism against Two Wheat Pathogens

CP Li, ZZ Shi, ST Fang, YP Song, NY Ji - Molecules, 2023 - mdpi.com
Five new lipids, tricholixins A–E (1–5), and two known terpenoids, brasilane A (6) and
harzianone A (7), were discovered from a deep-sea strain (R22) of the fungus Trichoderma …

Palladium-Catalyzed Defluorinative Alkylation of gem-Difluoroalkenes with Cyclopropanols: Stereoselective Synthesis of γ-Fluorinated γ,δ-Unsaturated Ketones

L Kong, W Ti, A Lin, H Yao, Y Huang, X Li - Organic Letters, 2024 - ACS Publications
A palladium-catalyzed defluorinative alkylation of gem-difluoroalkenes with cyclopropyl
alcohols was developed. A range of γ-fluorinated γ, δ-unsaturated ketones were constructed …

2-Butoxytetrahydrofuran, Isolated from Holothuria scabra, Attenuates Aggregative and Oxidative Properties of α-Synuclein and Alleviates Its Toxicity in a Transgenic …

S Promtang, T Sanguanphun, P Chalorak… - ACS Chemical …, 2024 - ACS Publications
Aggregative α-synuclein and incurring oxidative stress are pivotal cascading events, leading
to dopaminergic (DAergic) neuronal loss and contributing to clinical manifestations of …

Total Synthesis of (+)-Muricatetrocin B via a Late-Stage Co-Catalyzed Hartung–Mukaiyama Cyclization

R Minami, T Kasai, K Murata, H Fuwa - Organic Letters, 2023 - ACS Publications
Convergent total synthesis of (+)-muricatetrocin B, a tetrahydrofuran-containing acetogenin
with potent and selective cytotoxicity against the HT-29 human colon adenocarcinoma cell …

Divergent access to polycyclic spiro-and fused-N, O-ketals through Bi (OTf) 3-catalyzed [4+ 2]-annulation of cyclic N-sulfonyl ketimines and alkynols

AK Nakate, P Kataria, PI Sambherao… - Chemical …, 2024 - pubs.rsc.org
Bismuth (III) triflate-catalyzed [4+ 2]-annulation of cyclic N-sulfonyl ketimines (derived from
saccharin) and alkynyl alcohols (4-pentyn-1-ols and 5-hexyn-1-ols) has been reported. This …

Borrowing hydrogen C-alkylation with secondary saturated heterocyclic alcohols

J François, M Jacolot, F Popowycz - Organic & Biomolecular Chemistry, 2024 - pubs.rsc.org
The borrowing hydrogen methodology (BH) has emerged as a powerful tool for the rapid
construction of C–C bonds, offering a greener alternative to traditional multi-step syntheses …