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E/Z(C=C)-Isomerization of enamines of 3-formyl-4-hydroxycoumarin induced by organic solvents

✍ Scribed by V. F. Traven; I. V. Ivanov; V. S. Lebedev; T. A. Chibisova; B. G. Milevskii; N. P. Solov’eva; V. I. Polshakov; G. G. Alexandrov; O. N. Kazheva; O. A. Dyachenko


Book ID
106521732
Publisher
Springer
Year
2010
Tongue
English
Weight
304 KB
Volume
59
Category
Article
ISSN
1573-9171

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## Abstract The __Michael__‐additions of aliphatic, alicyclic, and arylsubstituted nitroolefins and enamines lead to γ‐nitroketones **3** in good chemical and excellent (> 90%) diastereomeric yields (see __Table 1__). The known __threo__‐configuration of one type of adducts **3** (entries 8, 10, a