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.

Review | Regular issue | Vol 53, No. 2, 2000, pp.475-488
Published online, 1st January, 1970
DOI: 10.3987/REV-99-525
Ring Closure Reactions of Suitably ortho-Substituted Maleanilic Acids: An Avenue for Heterocycles

Narshinha P. Argade* and Vaidhyanatha Balasubramaniyan

*Division of Organic Chemistry (Synthesis), National Chemical Laboratory, Pune 411 008, India


This review describes syntheses of structurally interesting and biologically important heterocycles starting from suitably ortho-substituted maleanilic acids via intramolecular Michael addition, condensation and dehydrative cyclisation reactions.