A convenient, large-scale synthesis of 4′-carboxamido N-Boc-2′,6′-dimethyl-l-phenylalanines |
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Authors: | Chaozhong Cai Henry J Breslin Wei He |
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Institution: | Drug Discovery, Johnson & Johnson Pharmaceutical Research & Development, L.L.C., Welsh & McKean Roads, P.O. Box 776, Spring House, PA 19477, USA |
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Abstract: | A large-scale synthesis of a series of 4′-carboxamido N-Boc-2′,6′-dimethyl-l-phenylalanines is described. This method features mild reaction conditions and high chemical yields from commercially available N-Boc-2′,6′-dimethyl-l-tyrosine methyl ester. |
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Keywords: | N-Boc-2&prime 6&prime l-tyrosine" target="_blank">-dimethyl-l-tyrosine 4&prime -Carboxamido N-Boc-2&prime 6&prime l-phenylalanines" target="_blank">-dimethyl-l-phenylalanines Palladium-catalyzed carbonylation |
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