Online article for Non-subscribers

Pay per view

Heterocycles has a pay-per-view service for Non-subscribers.
You will be able to directly purchase the full text article through PayPal.
Your purchased Paper can be downloaded after the payment is completed.
An e-mail will be sent the URL to download the paper.
If you have any questions, please contact:

Price: ¥ 4,400 (Yen only)
Period: This Article can be accessed for 7 days.

Communication | Special issue | Vol 40, No. 2, 1995, pp.515-520
Published online, 1st January, 1970
DOI: 10.3987/COM-94-S70
A Pericyclic Cascade in the Addition of Diphenyl Nitrile Imine to Pyridine

Pierluigi Caramella, Anna Gamba Invernizzi, Eros Pastormerlo, Paolo Quadrelli, and Antonino Corsaro

*Dipartamento di Chimica Organica, Università de Pavia, V. le Taramelli 10, 27100 Pavia, Italy


On refluxing in benzene in the presence of excess pyridine monocycloadduct of diphenyl nitrile imine to pyridine smoothly undergoes a [1,5] sigmatropic shift and a subsequent electrocyclic opening to afford 1,2,4-triazole derivatives.