Coumarin derivatives are important class of natural plant metabolites that offer variety of
biological activities. They can also be derived synthetically, and a wide variety of synthetic …

Chromene is commonly found in nature and is considered one of the most frequently used
scaffolds in heterocyclic chemistry for the designing of chemical probes for therapeutic and …

The process of creating a series of 3-amino-1-aryl-8-methoxy-1 H-benzo [f] chromene-2-
carbonitriles (4a-q) involved reacting 6-methoxynaphthalen-2-ol (1), the appropriate …

Herein, a concise review of the latest developments in catalytic processes involving organic
reactions is presented, focusing on magnetic catalytic systems (MCSs). In recent years …

Knoevenagel condensation is widely used in organic synthetic chemistry and several
reaction conditions have been demonstrated. These reactions in neutral medium are …

A class of 4H-benzo [h] chromene (4a-h) and 1H-benzo [f] chromene (6a-h) derivatives
linked to carboxamide/carbothioamide at the 3/2-positions were designed and synthesized …

L-arginine modified graphene oxide (GO-Arg) was introduced as a new heterogeneous
biocatalyst for synthesis of benzo [b] pyran and pyrano [3, 2‑c] chromene derivatives. First …

In this work, Fe3O4@ FSM-16/IL-Pd was successfully designed and synthesized via a new
procedure of palladium (II) complex immobilization onto magnetic FSM-16 using an ionic …

Nitrogen-based heterocycles such as pyrazole, imidazole, 1, 2, 4-triazole, benzimidazole,
and benzotriazole substituted fused pyran derivatives (6a–e, 8a–e, 10a–e, 12a–e, & 14a–e) …

We report an unprecedented application of skipped enynes as bis-electrophiles under
palladium/Brønsted acid catalysis. A [3+ 3] annulation of skipped enynes with 4-hydroxy …