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Improved generation method for functionalized nitrile oxide

โœ Scribed by Nagatoshi Nishiwaki; Toshiharu Uehara; Noriko Asaka; Yasuo Tohda; Masahiro Ariga; Shuji Kanemasa


Book ID
104259444
Publisher
Elsevier Science
Year
1998
Tongue
French
Weight
103 KB
Volume
39
Category
Article
ISSN
0040-4039

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โœฆ Synopsis


Gentle generation of nitrile oxide bearing a carbamoyl group was performed. 4-Nitro-3-isoxazolin-5-one was treated with dipolarophiles in the mixed solvent (MeCN / H20) at room temperature to afford cycloadducts in good yields.


๐Ÿ“œ SIMILAR VOLUMES


ChemInform Abstract: Improved Generation
โœ N. NISHIWAKI; T. UEHARA; N. ASAKA; Y. TOHDA; M. ARIGA; S. KANEMASA ๐Ÿ“‚ Article ๐Ÿ“… 2010 ๐Ÿ› John Wiley and Sons โš– 31 KB ๐Ÿ‘ 1 views

Improved Generation Method for Functionalized Nitrile Oxide. -A new convenient method for the generation of a carbamoyl-substituted nitrile oxide from isoxazolone (I), initiated by water under mild conditions, is reported. Cycloadditions with dipolarophiles yield the corresponding isoxazoles and is

A method for generating nitrile oxides f
โœ Giampaolo Giacomelli; Lidia De Luca; Andrea Porcheddu ๐Ÿ“‚ Article ๐Ÿ“… 2003 ๐Ÿ› Elsevier Science ๐ŸŒ French โš– 174 KB

A convenient route has been developed for generation of nitrile oxides in situ from nitroalkanes under very mild conditions using microwave irradiation, using 4-(4,6-dimethoxy[1,3,5]triazin-2-yl)-4-methylmorpholinium chloride (DMTMM) and DMAP as catalyst. Isoxazolines and isoxazoles are obtained in