Recent progress in biphasic catalytic systems using ionic liquids DOI Creative Commons
Etty Nurlia Kusumawati, Masayuki Shirai

Current Opinion in Green and Sustainable Chemistry, Год журнала: 2022, Номер 35, С. 100613 - 100613

Опубликована: Март 19, 2022

Язык: Английский

Replacement strategies for non-green dipolar aprotic solvents DOI
Feng Gao, Rongxian Bai, Francesco Ferlin

и другие.

Green Chemistry, Год журнала: 2020, Номер 22(19), С. 6240 - 6257

Опубликована: Янв. 1, 2020

Despite their wide use in many fields, common dipolar aprotic solvents are urged to be replaced because of detrimental effects on health and environment. Therefore, green replacement strategies synthesis have been summarized.

Язык: Английский

Процитировано

159
Recent advancements in applications of ionic liquids in synthetic construction of heterocyclic scaffolds: A spotlight DOI
Tejas M. Dhameliya, Prinsa R. Nagar,

Kaushikkumar A. Bhakhar

и другие.

Journal of Molecular Liquids, Год журнала: 2021, Номер 348, С. 118329 - 118329

Опубликована: Дек. 22, 2021

Язык: Английский

Процитировано

45
Update on novel synthetic approaches towards the construction of carbazole nuclei: a review DOI Creative Commons
Saba Munawar, Ameer Fawad Zahoor, Asim Mansha

и другие.

RSC Advances, Год журнала: 2024, Номер 14(5), С. 2929 - 2946

Опубликована: Янв. 1, 2024

The carbazole scaffold is a significant entity in organic compounds due to its variety of biological and synthetic applications. Traditionally, skeletons have been synthesized either via the Grabe-Ullman method, Clemo-Perkin method or Tauber method. With passage time, these methods modified explored accomplish synthesis target compounds. These include hydroarylations, C-H activations, annulations cyclization reactions mediated by catalysts construct carbazole-based This brief review article intends provide recent updates on important methodological developments reported for nuclei covering 2019-2023.

Язык: Английский

Процитировано

8
Pyridine-2-carboxylic acid as an effectual catalyst for rapid multi-component synthesis of pyrazolo[3,4-b]quinolinones DOI Creative Commons
Mayank G. Sharma, Ruturajsinh M. Vala,

Hitendra M. Patel

и другие.

RSC Advances, Год журнала: 2020, Номер 10(58), С. 35499 - 35504

Опубликована: Янв. 1, 2020

Green synthesis of pyrazolo[3,4-b]quinolinones was designed using bioproduct pyridine-2-carboxylic acid (P2CA) as a green and efficient catalyst.

Язык: Английский

Процитировано

36
Pvp-based deep eutectic solvent polymer: Sustainable Brønsted-Lewis acidic catalyst in the synthesis of α-aminophosphonate and bisindole DOI
Mehran Shahiri‐Haghayegh, Najmedin Azizi,

Soulmaz Seyyed Shahabi

и другие.

Journal of Molecular Liquids, Год журнала: 2023, Номер 387, С. 122677 - 122677

Опубликована: Июль 25, 2023

Язык: Английский

Процитировано

11
Aryl glyoxal: a prime synthetic equivalent for multicomponent reactions in the designing of oxygen heterocycles DOI Creative Commons
Abdur Rehman Sheikh, Anam Arif, Md. Musawwer Khan

и другие.

RSC Advances, Год журнала: 2025, Номер 15(17), С. 13235 - 13271

Опубликована: Янв. 1, 2025

The category of bifunctional building blocks overrides many others because their fascinating wide applicability in synthetic chemistry. Aryl glyoxal is one the key molecules used extensively heterocyclic chemistry to afford nearly all types five- and six-membered heterocycles, which are structural constituents natural products. multicomponent reaction a practical strategy utilize this wonderful moiety with different starting materials obtain numerous diverse oxygen heterocycles. This review covers advancement aryl as prime equivalent recent years for synthesis

Язык: Английский

Процитировано

0
Impact of an aryl bulky group on a one-pot reaction of aldehyde with malononitrile and N-substituted 2-cyanoacetamide DOI Creative Commons
Ruturajsinh M. Vala,

Divyang M. Patel,

Mayank G. Sharma

и другие.

RSC Advances, Год журнала: 2019, Номер 9(49), С. 28886 - 28893

Опубликована: Янв. 1, 2019

Impact of aryl bulky group on the one-pot reaction aldehyde with malononitrile and N-substituted 2-cyanoacetamide is examined in presence piperidinium acetate as reusable catalyst.

Язык: Английский

Процитировано

28
Sulfenylation of Arenes with Ethyl Arylsulfinates in Water DOI Creative Commons

Yueting Wei,

Jing He, Yali Liu

и другие.

ACS Omega, Год журнала: 2020, Номер 5(29), С. 18515 - 18526

Опубликована: Июль 13, 2020

A tetrabutylammonium iodide-mediated direct sulfenylation of arenes with ethyl arylsulfinates in water was developed. Various electron-rich and were investigated the reaction, a series aryl sulfides obtained excellent yields. The advantages this green protocol simple reaction conditions (metal-free, as solvent, under air), odorless easily available sulfur reagent, broad substrate scope, gram-scale synthesis. Moreover, potential application exemplified by further transformations.

Язык: Английский

Процитировано

25
Oxidative NHC catalysis for base-free synthesis of benzoxazinones and benzoazoles by thermal activated NHCs precursor ionic liquid catalyst using air as oxidant DOI

Youkang Zhou,

Wei Liu, Yuchen Liu

и другие.

Molecular Catalysis, Год журнала: 2020, Номер 492, С. 111013 - 111013

Опубликована: Май 24, 2020

Язык: Английский

Процитировано

22
I2/DMSO-Catalyzed Transformation of N-tosylhydrazones to 1,2,3-thiadiazoles DOI Creative Commons
Weiwei Li, Jun Zhang, Jing He

и другие.

Frontiers in Chemistry, Год журнала: 2020, Номер 8

Опубликована: Июнь 12, 2020

An iodine/DMSO catalyzed selective cyclization of N-tosylhydrazones with sulfur without adding external oxidant was developed for the synthesis 4-aryl-1,2,3-thiadiazoles. In this reaction, oxidation HI by using DMSO as dual and solvent is key, which allowed regeneration I2, ensuring thus success synthesis. This protocol features simple operation, high step-economy (one-pot fashion), broad substrate scope well scale-up ability.

Язык: Английский

Процитировано

22