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1,3-Dipolar cycloreversion of a 1,3,4-oxadiazolidine as a controlled azomethine imine surrogate for pyrazolidine synthesis

✍ Scribed by Vien V. Khau; Michael J. Martinelli


Publisher
Elsevier Science
Year
1996
Tongue
French
Weight
221 KB
Volume
37
Category
Article
ISSN
0040-4039

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Synthesis of 1,3,4-Oxadiazolidines by 1,
✍ Dr. R. Grashey; cand. chem. K. Adelsberger πŸ“‚ Article πŸ“… 1962 πŸ› John Wiley and Sons 🌐 English βš– 203 KB πŸ‘ 1 views

With longer-chain carbonamides, partial isomerization occurs. For example, crotonamide yields 68 % a-methylsuccinimide and 19 % glutarimide. Alicyclic unsaturated carbonamides form bicyclic imides. 0 II Cyclohexenecarbonamide forms hexahydrophthalimide in 91 % yield.