The structure of the maleic anhydride adducts of ethyl acetoacetate and acetylacetone
β Scribed by C.W. Bird; P. Molton
- Publisher
- Elsevier Science
- Year
- 1966
- Tongue
- French
- Weight
- 151 KB
- Volume
- 7
- Category
- Article
- ISSN
- 0040-4039
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The Diels-Alder reaction of troponoid compounds has been studied using symmetric dienophiles in the cases of tropone (1,2), 2-halotropones (J), 4-methoxytropone (4). ## 2-methoxytropone (5), tropolone and its homologues (6,7) and halotropolones (8,s). Although crystalline adducts were obtained f
Frequentreferencelamade lnthe lIteraturea to the Mele-Alder reaatlon of 2,+kuethylquinoxallne (purportedly reacting in itr tautomeric ram I) vlth maleic anhydride to give the "edduct" 11s or IIb. This cm-lr re-ported= to ha= the elementary analyale C14HLpllnOe, not to mlt below 300Β°, to be yellow, r