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One-pot synthesis of phthalides via regioselective intramolecular cyclization from ortho-alkynylbenzaldehydes |
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| Authors: | Jim Li Elbert Chin Alfred S. Lui Lijing Chen |
| Affiliation: | Department of Medicinal Chemistry, Roche Palo Alto, 3431 Hillview Avenue, Palo Alto, CA 94304, United States |
| Abstract: | A one-pot synthesis of phthalides via an intramolecular 5-exo-dig cyclization of ortho-alkynylbenzaldehydes under mild NaClO2 oxidation conditions is described. |
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