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: purchase@heterocycles.com

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

Note | Regular issue | Vol 75, No. 7, 2008, pp.1773-1778
Published online, 29th February, 2008
DOI: 10.3987/COM-08-11354
A Facile Synthesis of Novel Heteropolycyclic Pyrazines and Oxazoles Mechanistic Studies of 2,3-Dihydrobenzo[de]chromene-7,8-dione with Amines

Hua-pei Jian, Xing-yuan Wang, Zhi-shu Huang, Shi-liang Huang,* and Lian-quan Gu

*School of Pharmaceutical Sciences, Sun Yat-Sen University, Guangzhou 510080, P. R. China

Abstract

A series of novel heteropolycyclic pyrazines and oxazoles were synthesized by the reaction of 2,3-dihydrobenzo[de]chromene-7,8-dione (compound 1) with amines in mild reaction conditions. The mechanisms for these reactions were discussed.