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Tetronic acids and derivatives. Part V. Synthesis of 5-hydroxy-1H-pyrazoles via 4-hydrazino-5H-furan-2-ones. Reaction of hydrazines on tetronic acids

✍ Scribed by Suzanne Gelin; Patrick Pollet


Book ID
112125628
Publisher
Journal of Heterocyclic Chemistry
Year
1979
Tongue
English
Weight
275 KB
Volume
16
Category
Article
ISSN
0022-152X

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2,4,5-Substituted furan-3(2H)-ones: Synt
✍ Mustafa SaΓ§macΔ±; Şevket Hakan ÜngΓΆren; Yunus AkΓ§amur; Cengiz ArΔ±cΔ±; DinΓ§er ÜlkΓΌ πŸ“‚ Article πŸ“… 2005 πŸ› John Wiley and Sons 🌐 English βš– 124 KB πŸ‘ 1 views

-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