A Novel Synthesis of Benzopyranyl Isoxazolines: Cycloaddition Reaction of Chromone Nitrile Oxide

Heterocycles ◽  
1988 ◽  
Vol 27 (5) ◽  
pp. 1127 ◽  
Author(s):  
Jagir Singh Sandhu ◽  
Arpan K. Baruah ◽  
Dipan Prajapati ◽  
Jagir S. Sandhu
ChemInform ◽  
2012 ◽  
Vol 43 (9) ◽  
pp. no-no
Author(s):  
Andrew J. Ferreira ◽  
Danielle M. Solano ◽  
James S. Oakdale ◽  
Mark J. Kurth

2016 ◽  
Vol 14 (25) ◽  
pp. 5983-5991 ◽  
Author(s):  
Jian-Siang Poh ◽  
Cristina García-Ruiz ◽  
Andrea Zúñiga ◽  
Francesca Meroni ◽  
David C. Blakemore ◽  
...  

We report conditions for the preparation of a range of trifluoromethylated isoxazole building blocks through the cycloaddition reaction of trifluoromethyl nitrile oxide and their subsequent derivatisation.


Synthesis ◽  
2019 ◽  
Vol 52 (06) ◽  
pp. 933-941
Author(s):  
Roberta Bartolotta ◽  
Concetta La Rosa ◽  
Donatella Nava

Highly functionalised potential neuraminidase (NA) inhibitors, analogues of peramivir, were synthesised via a new and versatile method starting from a stereoselective 1,3-dipolar cycloaddition reaction between the nitrile oxide derived from 2-ethylbutanal and the commercially available and inexpensive cyclopentadiene and 1,3-cyclohexadiene, which afforded the isoxazolino-cyclopentene or cyclohexene intermediates, respectively. The subsequent reaction of the C=C bond in different conditions allowed the functionalisation of the five (or six) membered carbon nucleus. Further functionalised derivatives displaying an amino and a hydroxyl group were achieved via the final opening of the isoxazoline ring.


Synthesis ◽  
2011 ◽  
Vol 2011 (20) ◽  
pp. 3241-3246
Author(s):  
Mark Kurth ◽  
Andrew Ferreira ◽  
Danielle Solano ◽  
James Oakdale

Heterocycles ◽  
1993 ◽  
Vol 36 (2) ◽  
pp. 345 ◽  
Author(s):  
Kozo Shishido ◽  
Koji Umimoto ◽  
Takeshi Takata ◽  
Osamu Irie ◽  
Masayuki Shibuya

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