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.

Note | Regular issue | Vol 55, No. 4, 2001, pp.763-768
Published online, 1st January, 1970
DOI: 10.3987/COM-00-9106
Unprecedented Rearrangement Reaction of Nitrile Oxides and a Sterically Congested 4-Ylidene-5-isoxazolone

Francesco Foti,* Giovanni Grassi, Francesco Risitano, Giuseppe Bruno, and Francesco Nicolo

*Dipartimento di Chimica Organica e Biologica, Università di Messina, Vill. S. Agata, I-98166 Messina, Italy


The reaction between nitrile oxides and 4-diphenylmethylene-3-phenylisoxazol-5-one (5) proceeds in an unprecedented fashion to yield 4-diphenylmethylene-2,3,3-trisubstituted derivatives (10). Their structure was determined by an X-Ray diffraction study.