A divergent synthesis of 1-and 5-substituted 3,9-diazaspiro[5.5]undecanes and undecan-2-ones is described, in which the key step is an efficient Michael addition of a lithium enolate to a tetrasubstituted olefin acceptor. A variety of substituents (butyl, phenyl, and propoxyl) were introduced at C-1
β¦ LIBER β¦
Synthesis and properties of 9-thia-1,4-diazaspiro[5.5]undecanes
β Scribed by R. A. Kuroyan; V. V. Sarkisyan; S. A. Vartanyan
- Book ID
- 112348841
- Publisher
- Springer US
- Year
- 1983
- Tongue
- English
- Weight
- 364 KB
- Volume
- 19
- Category
- Article
- ISSN
- 0009-3122
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