## Abstract For Abstract see ChemInform Abstract in Full Text.
Syntheses of cyanoselenoamides and diselenoamides: Conversion into selenazoles and selenazines
β Scribed by Mamoru Koketsu; Yuichi Takenaka; Hideharu Ishihara
- Book ID
- 102231721
- Publisher
- John Wiley and Sons
- Year
- 2003
- Tongue
- English
- Weight
- 100 KB
- Volume
- 14
- Category
- Article
- ISSN
- 1042-7163
- DOI
- 10.1002/hc.10111
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β¦ Synopsis
Abstract
Reactions of dicyano compounds with a potassium selenocarboxylate afforded the corresponding cyanoselenoamides and diselenoamides in good yields of experimentally determined ratios. The obtained cyanoselenoamides were allowed to react with potassium selenocarboxylate, again to afford the corresponding diselenoamides in higher yields. The cyanoselenoamides and diselenoamides were investigated as substrates for preparations of selenazoles and selenazines. Β© 2003 Wiley Periodicals, Inc. Heteroatom Chem 14:106β110, 2003; Published online in Wiley InterScience (www.interscience.wiley.com). DOI 10.1002/hc.10111
π SIMILAR VOLUMES
The nucleophilic ring opening of gem-dicyanoepoxides by LiBr or Li 2 NiBr 4 , in the presence of hydroxylamine derivatives leads to new Ξ±-halo hydroxamic acids. These compounds has been used in the synthesis of Ξ±functionalized hydroxamic acids, Ξ±-hydroxy and Ξ±-amino acids in good yields.