Engaging the pyridine-DMAD zwitterion in a novel strategy for the selective synthesis of highly substituted benzene and cyclopentenedione derivatives |
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| Authors: | Nair Vijay Pillai Abhilash N Beneesh P B Suresh Eringathodi |
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| Institution: | Organic Chemistry Division, Regional Research Laboratory (CSIR), Trivandrum-695019, India. vijaynair_2001@yahoo.com |
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| Abstract: | reaction: see text] The pyridine-mediated reaction of dimethyl acetylenedicarboxylate and cyclobutene-1,2-diones affords selective access to either hexasubstituted benzene derivatives or cyclopentenedione derivatives depending on the concentration of pyridine. |
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