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Acetoacetylation of O-(hydroxypropyl)cellulose by 2,2,6-trimethyl-4H-1,3-dioxin-4-one

โœ Scribed by Walter P. Pawlowski; Richard D. Gilbert; Raymond E. Fornes; Suzanne T. Purrington


Book ID
108309029
Publisher
Elsevier Science
Year
1986
Tongue
English
Weight
238 KB
Volume
156
Category
Article
ISSN
0008-6215

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ChemInform Abstract: Reaction of 2,2,6-T
โœ A. D'ANNIBALE; A. PESCE; S. RESTA; C. TROGOLO ๐Ÿ“‚ Article ๐Ÿ“… 2010 ๐Ÿ› John Wiley and Sons โš– 28 KB ๐Ÿ‘ 1 views

Reaction of 2,2,6-Trimethyl-4H-1,3-dioxin-4-one with Imines: An Easy Route to Enamides. -Thermolysis of the dioxin (I) generates an acylketene which is readily trapped by imines to give the N-alkenyl acetoacetamides (III). They are useful intermediates in oxidative radical cyclizations leading to .