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Cross reactions of cyanoacetic acid derivatives with carbonyl compounds 3. One-step synthesis of substituted 2-amino-5-oxo-4,5-dihydropyrano[3,2-c]chromenes

✍ Scribed by A. A. Shestopalov; L. A. Rodinovskaya; A. M. Shestopalov; V. P. Litvinov


Book ID
106519692
Publisher
Springer
Year
2005
Tongue
English
Weight
366 KB
Volume
54
Category
Article
ISSN
1573-9171

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2,4,5-Substituted furan-3(2H)-ones: Synt
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-ones (3) were obtained from some 2,3-dihydro-furan-2,3-diones with a few Wittig reagents ( 2). The compounds of 3 with glycin and hydrazines (4a,b) produced 2,3-dihydro- . All the reaction mechanisms were discussed by utilizing the similar reaction pathways. Structures of these compounds were deter