117693-77-3Relevant articles and documents
1,3 DIPOLAR CYCLOADDITIONS OF AZOMETHINE YLIDES WITH AROMATIC ALDEHYDES. SYNTHESES OF 1-OXAPYRROLIZIDINES AND 1,3-OXAZOLIDINES.
Orsini, F.,Pelizzoni, F.,Forte, M.,Destro, R.,Gariboldi, P.
, p. 519 - 542 (2007/10/02)
Substituted 1-oxapyrrolizidines have been synthetized by cycloaddition of azomethine ylides, generated by aldehydes induced decarboxylation of proline, with carbonyl dipolarophyles.The stereochemistry of the cycloadducts indicate that they arise from the