An entry to spiro-fused sultams via electrochemical brominative ipso-annulation of N-aryl alkynyl sulphonamides DOI
Chada Raji Reddy,

Maramoni Shivudu,

Anjali Rathaur

et al.

Tetrahedron Letters, Journal Year: 2024, Volume and Issue: unknown, P. 155330 - 155330

Published: Oct. 1, 2024

Language: Английский

A Domino Decarboxylative Alkylation/Annulation for the Synthesis of Pyrrolo-benzimidazolones DOI
Chada Raji Reddy,

K. S. Prakash,

Ejjirotu Srinivasu

et al.

Organic & Biomolecular Chemistry, Journal Year: 2025, Volume and Issue: unknown

Published: Jan. 1, 2025

The reaction of N -propiolyl-benzimidazole with aliphatic carboxylic acids in the presence ammonium persulfate leading to pyrrolo-benzimidazolones is presented.

Language: Английский

Citations

0
Electrochemical selenylative ipso-Annulation of N-benzylacrylamides to seleno-azaspiro[4.5]decadienones DOI
Chada Raji Reddy,

Jannatul Islam,

Thallamapuram Nagendraprasad

et al.

Organic & Biomolecular Chemistry, Journal Year: 2024, Volume and Issue: 22(30), P. 6141 - 6148

Published: Jan. 1, 2024

Construction of seleno azaspiro[4.5]decadienones using an electrochemical approach is achieved via domino selenylation/ ipso -annulation.

Language: Английский

Citations

2
Carbonylative Cyclization of Biaryl Enones with Aldehydes and Oxamic Acids DOI
Chada Raji Reddy, Dattahari H. Kolgave,

Sana Fatima

et al.

Organic & Biomolecular Chemistry, Journal Year: 2024, Volume and Issue: 22(24), P. 4901 - 4911

Published: Jan. 1, 2024

An oxidative radical-promoted carbonylative cyclization strategy for the synthesis of phenanthren-9-(10

Language: Английский

Citations

1
Reactions of alkynes with C–S bond formation: recent developments DOI

Yuemei Xu,

S. ZHANG, Dayun Huang

et al.

Organic & Biomolecular Chemistry, Journal Year: 2024, Volume and Issue: 22(32), P. 6443 - 6484

Published: Jan. 1, 2024

Alkynes are important in organic synthesis. This review mainly focuses on the recent advances (2013–2023) alkynes with C–S bond formation, based more than 30 kinds of sulfur reagents.

Language: Английский

Citations

1
A Review on Functionalization of Benzo‐5,6‐Fused Bicyclic Heteroaromatic Compounds DOI

Marappan Pradeep Kumar,

Aksa S Annie,

Vikash Kumar Bind

et al.

Chemistry - An Asian Journal, Journal Year: 2024, Volume and Issue: 19(22)

Published: July 16, 2024

Abstract Over the decades, functionalized heteroaromatic compounds and their scaffolds have drawn significant attention in synthetic organic chemistry as well interdisciplinary sciences due to prevalence natural products, hormones, vitamins, applications pharmaceuticals, agrochemicals, veterinary dyes pigments, bio‐imaging, semiconductors, optoelectronics, etc. This review explores various strategies for functionalization of numerous 5,6 benzo‐fused derivatives such indole, benzofuran, benzothiophene, benzimidazole, benzoxazole, benzothiazole benzotriazole through methods including C−H activation, cross‐coupling, metal catalysis, photo‐catalysis, electrocatalysis organocatalysis recent years (2019–2023). Highly heterocyclic are important precursors synthesizing many bioactive drugs like fenbendazole, viozan, griseofulvin, zileuton, flunoxaprofen, optoelectronic materials,

Language: Английский

Citations

1
Entry to 4,5-Fused Coumarin frameworks via Radical-Promoted Alkylative Intramolecular C5-Annulation DOI
Chada Raji Reddy,

Venkatareddy Edhara,

Ankita Kumari

et al.

Organic & Biomolecular Chemistry, Journal Year: 2024, Volume and Issue: 22(31), P. 6385 - 6392

Published: Jan. 1, 2024

A silver-catalyzed oxidative protocol for the synthesis of previously unfamiliar 4,5-fused coumarins is disclosed.

Language: Английский

Citations

1
Iodo-Annulations of N-Benzyl-propiolamides Leading To Azaspiro[5.5]undecatrienones or Benzo[c]azepinones DOI
Chada Raji Reddy, S. Chandrasekhar,

Thallamapuram Nagendraprasad

et al.

Synthesis, Journal Year: 2024, Volume and Issue: 56(19), P. 3037 - 3044

Published: June 20, 2024

Abstract Iodine-mediated oxidative annulations of N-benzyl-propiolamides are disclosed for the first time, providing either azaspiro[5.5]undecatrienones via dearomative ipso-annulation or benzo[c]azepinones through ortho-annulation. The selective construction aforementioned products is based on ceric ammonium nitrate (CAN)-promoted divergent reactivity propiolamide, directed by substituents phenyl ring N-benzyl group.

Language: Английский

Citations

0
Acid-Mediated Intramolecular Cyclizations of (N-Aryl)-acetylenic Sulfonamides: Synthesis of Fused and Spirocyclic Sultams DOI
Chada Raji Reddy,

Anjali Rathaur,

Banoth Karuna Sagar

et al.

The Journal of Organic Chemistry, Journal Year: 2024, Volume and Issue: unknown

Published: Sept. 14, 2024

Herein, we report acid-mediated divergent annulations of (

Language: Английский

Citations

0
Highly Selective Synthesis of Selenium-Containing (E)-N-Propenolquinazolinones via FeCl3-Mediated Cascade Reaction of Propargyl Quinazoline-4-yl Ethers with Diselenides DOI

Xinqin Zhang,

Qin Yang, Xiaofeng Zeng

et al.

Organic & Biomolecular Chemistry, Journal Year: 2024, Volume and Issue: unknown

Published: Jan. 1, 2024

An effective approach for the highly selective synthesis of selenium-containing ( E )- N -propenolquinazolinones via an FeCl 3 ·6H 2 O mediated cascade reaction propargyl quinazoline-4-yl ethers and diselenides has been developed.

Language: Английский

Citations

0
An entry to spiro-fused sultams via electrochemical brominative ipso-annulation of N-aryl alkynyl sulphonamides DOI
Chada Raji Reddy,

Maramoni Shivudu,

Anjali Rathaur

et al.

Tetrahedron Letters, Journal Year: 2024, Volume and Issue: unknown, P. 155330 - 155330

Published: Oct. 1, 2024

Language: Английский

Citations

0