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.

Paper | Special issue | Vol 61, No. 1, 2003, pp.493-503
Published online, 20th October, 2003
DOI: 10.3987/COM-03-S65
[4+2] Cycloaddition Reactions of Neutral 2-Azadienes with Electron-deficient Dienophiles

Francisco Palacios,* Concepción Alonso, Gloria Rubiales, Cristina Tobillas, and José María Ezpeleta

*Departamento de Química Orgánica, Facultad de Farmacia, Universidad del País Vasco, Apartado 450, 01080 Vitoria, Spain


A method for the preparation of functionalized tetrahydropyridine and triazine derivatives is described, based on aza Diels-Alder reaction of neutral 2-aza-1,3-dienes with electron-poor dienophiles as tetracyanoethylene and N-phenyl-1,2,4-triazoline-3,5-dione.