[HTML][HTML] Glycine-Based [3+ 2] Cycloaddition for the Synthesis of Pyrrolidine-Containing Polycyclic Compounds

T Zhou, X Zhang, D Zhan, W Zhang - Molecules, 2024 - mdpi.com
The synthesis of pyrrolidine compounds with biological interest is an active research topic.
Glycine could be a versatile starting material for making pyrrolidine derivatives. This review …

Recent pharmacological insights about imidazole hybrids: a comprehensive review

S Poyraz, M Yıldırım, M Ersatir - Medicinal Chemistry Research, 2024 - Springer
In this review, we evaluated the biological activities of hybrid molecules incorporating
imidazoles—a cornerstone in medicinal chemistry known for their broad pharmacological …

Zn (ii)-catalyzed asymmetric [3+ 2] cycloaddition of acyclic enones with azomethine ylides

SV Kumar, J Olusegun, PJ Guiry - Organic & Biomolecular Chemistry, 2024 - pubs.rsc.org
The Zn (II)/UCD-Imphanol-catalyzed highly endo-selective [3+ 2] asymmetric cycloaddition
of acyclic enones and azomethine ylides has been developed. Moderate to high yields (up …

Intramolecular Radical Amidooxygenation of Alkenes for the Construction of Pyrrolidinones

A Maity, A Studer - Organic Letters, 2024 - ACS Publications
An intramolecular 1, 2-amidooxygenation of unactivated alkenes for the construction of the
pyrrolidinone scaffold containing a masked 5-hydroxymethyl functionality is reported. γ, δ …

Synthesis of Complex Tetracyclic Fused Scaffolds Enabled by (3+ 2) Cycloaddition

V Porte, BC van Veen, H Zhang, P Piacentini… - Organic …, 2024 - ACS Publications
We describe the single-step formation of complex tetracyclic fused scaffolds enabled by (3+
2) cycloaddition of azomethine ylides. Various indoles, N-protecting groups, and amino …

Enclathration of Saturated Five-Membered Rings by Tricyclic Fused Host Systems

B Barnardo, B Barton, MR Caira… - Crystal Growth & …, 2024 - ACS Publications
In this work, the tricyclic fused host systems N, N′-bis (9-phenyl-9 H-xanthen-9-yl) butane-
1, 4-diamine (H1) and N, N′-bis (9-(naphthalen-1-yl)-9 H-xanthen-9-yl) butane-1, 4 …

Dearomative pyrrole (3+ 2) reaction with geminal bromonitroalkane: synthesis of 2, 3-dihydropyrroles

L Shi, L Liu, X Lei, Y Wang, Y Fang… - Chemical Communications, 2024 - pubs.rsc.org
Dearomative 1, 3-dipolar cycloadditions of 1-Boc-pyrroles with in situ generated silver α-
bromo alkylidenenitronates delivered a series of 3a, 6a-dihydro-4-Boc-pyrrolo [2, 3-d] …

In silico evaluation of potential breast cancer receptor antagonists from GC-MS and HPLC identified compounds in Pleurotus ostreatus extracts

ME Effiong, M Bella-Omunagbe, IS Afolabi… - RSC …, 2024 - pubs.rsc.org
Introduction: Pharmacotherapeutic targets for breast cancer include the estrogen receptor
(ER), progesterone receptor (PR), and human epidermal growth factor receptor (EGFR) …

Identification of BACE-1 inhibitors through directed C (sp 3)–H activation on 5-oxo-pyrrolidine-3-carboxylic acid derivatives

L Baldini, E Lenci, C Faggi, A Trabocchi - Organic & Biomolecular …, 2024 - pubs.rsc.org
Convenient synthesis of stereochemically dense 5-oxo-pyrrolidines was obtained from
succinic anyhdride and imines by combining the Castagnoli–Cushman reaction with …

Transition Metal-Free Domino Hydroamination/Isomerization/Transamidation Sequence: An Entry to Trifluorinated γ-Lactams

D Schutz, C Gommenginger, B Moegle… - The Journal of …, 2024 - ACS Publications
A method for the construction of trifluorinated-5-methylenepyrrolidinone is reported. This
strategy combines an acid-catalyzed two-carbon homologation process between ynamides …