Recent advances in the synthesis of 2, 3-fused quinazolinones

W Wang, PS Zou, L Pang, CX Pan, DL Mo… - Organic & Biomolecular …, 2022 - pubs.rsc.org
As one of the most important structural units in pharmaceuticals and medicinal chemistry,
quinazolinone and its derivatives exhibit a wide range of biological and pharmacological …

Recent advances in electrochemical cascade cyclization reactions

C Zhang, D Chen, JP Wan, Y Liu - Synthesis, 2023 - thieme-connect.com
This review highlights recent progress in electrochemical cascade cyclization reactions for
the synthesis of carbon rings and heterocycles, such as pyridines, quinolines …

Synthesis of 2, 3-Fused Quinazolinones via the Radical Cascade Pathway and Reaction Mechanistic Studies by DFT Calculations

YM Guo, H Wang, JR Yang, Q Chen… - The Journal of …, 2023 - ACS Publications
An efficient radical cascade cyclization of unactivated alkenes toward the synthesis of a
series of ring-fused quinazolinones has been developed in moderate to excellent yields …

Predesign of Covalent‐Organic Frameworks for Efficient Photocatalytic Dehydrogenative Cross‐Coupling Reaction

Y Chen, SN Sun, XH Chen, ML Chen, JM Lin… - Advanced …, 2024 - Wiley Online Library
The dehydrogenative cross‐coupling reaction is the premier route for synthesizing important
4‐quinazolinone drugs. However, it usually requires high reaction temperature and long …

Iodine-Mediated C═C Double Bond Cleavage toward Pyrido[2,1-b]quinazolinones

W Hao, K Li, C Ye, W Yu, J Chang - Organic Letters, 2022 - ACS Publications
A transition-metal-free C═ C double bond cleavage reaction employing molecular iodine is
described. In the presence of K2CO3 as the base, I2-mediated C═ C bond cleavage …

(NH 4) 2 S 2 O 8 promoted tandem radical cyclization of quinazolin-4 (3 H)-ones with oxamic acids for the construction of fused quinazolinones under metal-free …

S Gao, M Cai, G Xu, Q Jin, X Wang, L Xu… - Organic & …, 2024 - pubs.rsc.org
A novel cascade radical addition/cyclization reaction of non-activated olefins and oxamic
acids has been proposed. Under transition metal-free conditions, 36 quinazolinone …

Metal-free annulation of 2-nitrobenzyl alcohols and tetrahydroisoquinolines toward the divergent synthesis of quinazolinones and quinazolinethiones

D Ly, TT Nguyen, CTH Tran, VPT Nguyen… - The Journal of …, 2021 - ACS Publications
A simple metal-free method for the synthesis of quinazolinones from commercially available
2-nitrobenzyl alcohols and tetrahydroisoquinolines is developed. The reaction conditions …

Photoredox/HAT-Catalyzed Intramolecular Hydrocyclization of Alkenes toward 2, 3-Fused Quinazolinones and Dihydroquinazolinones

L Dong, X Wang, Y Gou, S Yu, Z Yu - Organic Letters, 2024 - ACS Publications
New photochemical approaches to 2, 3-fused quinazolinones and dihydroquinazolinones
are disclosed. The intramolecular hydrocyclization proceeds in moderate to excellent yields …

t-BuOK-Catalyzed Regio- and Stereoselective Intramolecular Hydroamination Reaction Leading to Phthalazinoquinazolinone Derivatives

Z Zhang, J Wang, S Guo, J Fan… - The Journal of Organic …, 2023 - ACS Publications
We report herein an efficient and practical strategy for the preparation of 5 H-phthalazino [1,
2-b] quinazolin-8 (6 H)-one derivatives through at-BuOK-catalyzed intramolecular …

Persulfate-Promoted Carbamoylation/Cyclization of Alkenes: Synthesis of Amide-Containing Quinazolinones

JJ Tang, MY Zhao, YJ Lin, LH Yang, LY Xie - Molecules, 2024 - mdpi.com
The incorporation of amide groups into biologically active molecules has been proven to be
an efficient strategy for drug design and discovery. In this study, we present a simple and …