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: ¥ 4,320 (Yen only)
Period: This Article can be accessed for 7 days.

Note | Regular issue | Vol 65, No. 3, 2005, pp.637-642
Published online, 1st February, 2005
DOI: 10.3987/COM-04-10270
A Synthesis and Reactivity of 1,4-Dihydro-4-thioxo-3-quinolinesulfonamides

Leszek Skrzypek

*Department of Organic Chemistry, The Medical University of Silesia, Jagiellonska 4, 41-200 Sosnowiec, Poland

Abstract

4-Chloro-3-quinolinesulfonamides (1) were transformed to 1,4-dihydro- 4-thioxo-3-quinolinesulfonamides (2) which methylation gave 4-methylthio-3-quinolinesulfonamides (3). Oxidation of sulfonamides (2) with hydrogen peroxide provided 1,4-dihydro-4-oxo-3-quinolinesulfonamides (4).