Phenolate-induced intramolecular ring-opening cyclization of N-tosylaziridines: access to functionalized benzoxacycles

2018 ◽  
Vol 16 (32) ◽  
pp. 5846-5858 ◽  
Author(s):  
Runjun Devi ◽  
Jonali Das ◽  
Bipul Sarma ◽  
Sajal Kumar Das
Keyword(s):  
Ring Opening ◽  
First Time ◽  
Intramolecular Ring

Phenolate-induced, diastereo- and regioselective intramolecular exo-tet ring-opening cyclization of N-tosylaziridines has been achieved for the first time.

Intramolecular Ring-Opening Decomposition of Aryl Azetidines

2021 ◽  
Vol 12 (10) ◽  
pp. 1585-1588
Author(s):  
Guoyun Bai ◽  
Thomas N. O’Connell ◽  
Michael A. Brodney ◽  
Christopher R. Butler ◽  
Lara C. Czabaniuk ◽  
...  
Keyword(s):  
Ring Opening ◽  
Intramolecular Ring

Design, synthesis and evaluation of structurally diverse ortho-acylphenol-diindolylmethane hybrids as anticancer agents

2022 ◽  
Author(s):  
Zhi-Gang Yin ◽  
Xiong-Wei Liu ◽  
Hui-Juan Wang ◽  
Min Zhang ◽  
Xiong-Li Liu ◽  
...  
Keyword(s):  
Carboxylic Acid ◽  
Anticancer Agents ◽  
Nucleophilic Addition ◽  
Ring Opening ◽  
Building Blocks ◽  
Efficient Synthesis ◽  
Design Synthesis ◽  
Pyrone Ring ◽  
Ring Opening Reaction ◽  
First Time

A highly efficient synthesis of structurally diverse ortho-acylphenol–diindolylmethane hybrids 3 using carboxylic acid-activated chromones as versatile synthetic building blocks is reported here for the first time, through 1,4-nucleophilic addition and followed by a decarboxylation and pyrone ring opening reaction process.

scholarly journals Low-temperature and purification-free stereocontrolled ring-opening polymerisation of lactide in supercritical carbon dioxide

2020 ◽  
Vol 22 (7) ◽  
pp. 2197-2202 ◽  
Author(s):  
Simon P. Bassett ◽  
Andrew D. Russell ◽  
Paul McKeown ◽  
Isabel Robinson ◽  
Thomas R. Forder ◽  
...  
Keyword(s):  
Carbon Dioxide ◽  
Low Temperature ◽  
Supercritical Carbon Dioxide ◽  
Ring Opening ◽  
Solvent Free ◽  
Free Ring ◽  
First Time ◽  
Supercritical Carbon

A stereoselective, solvent-free ring-opening polymerisation (ROP) of lactide (LA) in supercritical carbon dioxide (scCO2) is reported for the first time.

Exploring the ring-opening reactions of imidazo[1,5-a]quinolines for the synthesis of imides under photochemical conditions

2019 ◽  
Vol 17 (27) ◽  
pp. 6570-6573 ◽  
Author(s):  
Ya Peng ◽  
Cheng-Tao Feng ◽  
Yu-Qing Li ◽  
Feng-Xiang Chen ◽  
Kun Xu
Keyword(s):  
Ring Opening ◽  
Direct Route ◽  
Ring Opening Reactions ◽  
First Time

The photoredox ring-opening of imidazoquinolines was developed for the first time, which provides a direct route to imides.

Intramolecular ring opening of a 2,3-epoxy alcohol by a xanthate anionic center; stereospecific preparation of 2-mercapto-1,3-diol units

1994 ◽  
Vol 5 (1) ◽  
pp. 51-60 ◽  
Author(s):  
Jun'ichi Uenishi ◽  
Mitsuhiro Motoyama ◽  
Yoshitaka Nishiyama ◽  
Yuichi Hirota ◽  
Yuki Kubo ◽  
...  
Keyword(s):  
Ring Opening ◽  
Epoxy Alcohol ◽  
Anionic Center ◽  
Intramolecular Ring
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