Recent advances in the synthesis and applications of furocoumarin derivatives

C Chen, ZB Tang, Z Liu - Chinese Chemical Letters, 2023 - Elsevier
Furocoumarins are an important class of heterocyclic compounds with a fused tricyclic
structure of coumarin and furan rings. They are commonly found in bioactive natural …

Iodine-Catalyzed Diversity-Oriented Synthesis of 3, 4-Heterocycle-Fused Coumarins from 4-Aminocoumarins and Aurones in Different Solvent

X Wang, Z Jiang, C Du, L Ma, D Yue… - The Journal of …, 2024 - ACS Publications
An unprecedented protocol has been developed for the synthesis of 3, 4-heterocycle-fused
coumarins from 4-aminocoumarins and aurones through iodine-catalyzed cascade …

FeCl 3-catalyzed regioselective ring-opening of aryl oxirane with 4-hydroxycoumarin for the synthesis of furo [3, 2-c] coumarins

S Faraz, A Ali, AT Khan - Organic & Biomolecular Chemistry, 2024 - pubs.rsc.org
The regioselective ring-opening of aryl oxiranes was investigated with various 4-
hydroxycoumarins in dimethyl sulfoxide in the presence of 20 mol% FeCl3 as a catalyst at …

Bi (iii)-catalyzed synthesis of furocoumarins via a three component reaction of arylglyoxal monohydrates, coumarins and N-substituted anilines

S Sharma, P Saikia, M Bhuyan, G Baishya - New Journal of Chemistry, 2024 - pubs.rsc.org
We report a bismuth (III) triflate catalyzed novel, efficient and atom-economical one-pot three-
component methodology for the synthesis of furo [3, 2-c]-coumarins from arylglyoxals, 4 …

Modular access to furo [3, 2-c] chromen-4-ones via Yb (OTf) 3-catalyzed [3+ 2] annulation of 4-hydroxycoumarins with β-nitroalkenes

H Wang, Q Ma, Y Xu, Y Sun, S Zhao, S Wang, X He - RSC advances, 2024 - pubs.rsc.org
A facile and efficient strategy for modular access to furo [3, 2-c] chromen-4-ones using 4-
hydroxycoumarin and β-nitroalkenes via Lewis acid-catalyzed formal [3+ 2] annulation …

Synthesis of Highly Fluorescent Thiazole Fused Benzo[a] Carbazoles by Sunlight Driven Photocyclization of Indolylthiazoles

P Bhaumick, N Mondal… - European Journal of …, 2024 - Wiley Online Library
Herein we report for the first time a sunlight‐driven, irreversible photocyclization reaction of
indole‐linked trisubstituted thiazoles, for the synthesis of highly fluorescent thiazole‐fused …

Erythrosine B Catalyzed Synthesis of trans-Dihydro-4H-furo [3, 2-c] chromen-4-ones through Photocatalytic Dehydrogenative sp3 C–O Bond Formation

S Das, S Paul, T Choudhuri, P Sikdar, AK Bagdi - Synthesis, 2023 - thieme-connect.com
A simple and efficient visible-light-induced methodology has been developed for the
selective synthesis of dihydro-4H-furo [3, 2-c] chromen-4-one derivatives via …

Visible Light‐Mediated Multicomponent Synthesis of Spirooxindole‐Linked Fused Pyrans: An Eco‐Friendly One‐Pot Strategy

N Mondal, D Singh, V Kumari… - ChemistrySelect, 2024 - Wiley Online Library
A green and efficient method for the preparation of spirooxindole‐linked fused pyrans has
been developed utilizing a catalyst‐free visible‐light‐driven one‐pot multicomponent …

Synthesis of substituted 2-arylfuro[3,2-b]pyrans via acid-catalyzed recyclization of 2-aminofurans containing allomaltol fragment

AN Komogortsev, BV Lichitsky… - Synthetic …, 2023 - Taylor & Francis
For the first time, we elaborated a novel one-step approach for the synthesis of 2-arylfuro [3,
2-b] pyran derivatives. The suggested method is based on acid-catalyzed recyclization of 2 …