One pot synthesis of tetrasubstituted thiophenes: [3 + 2] annulation strategy1. Issue 46 (23rd May 2015)

• Record Type: Journal Article
• Authors: Sahu, Satya Narayan; Gupta, Maneesh Kumar; Singh, Surjeet; Yadav, Pratik; Panwar, Rahul; Kumar, Abhinav; Ram, Vishnu Ji; Kumar, Brijesh; Pratap, Ramendra
• Is Part Of: RSC advances. Volume 5:Issue 46(2015)
• Page Start: 36979
• Page End: 36986
• Publication Date: 2015-05-23
• Subjects: Chemistry -- Periodicals; 540.5
• DOI: 10.1039/c5ra01290b
• Languages: English
• ISSNs: 2046-2069

Abstract

<abstract abstract-type="toc"> <title> <x xml:space="preserve">Abstract</x> </title> <p> <graphic position="anchor" id="ga" xlink:href="ark:/27927/pgj14jbh8gp" xlink:type="simple" xmlns:xlink="http://www.w3.org/1999/xlink" />A simple, efficient and economical synthesis of dimethyl 3-amino-5-(2-oxo-2-arylethyl)thiophene-2, 4-dicarboxylates has been reported by ring opening of methyl 3-amino-6-aryl-4-oxo-4<italic>H</italic>-thieno[3, 2-<italic>c</italic>]pyran-2-carboxylates by alkoxide ions.</p> </abstract>