Flavonoids from Iryanthera laevis |
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| Authors: | Raimundo Braz Filho Marcelo S Da Silva Otto R Gottlieb |
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| Institution: | 3. Instituto de Ciências Exatas, Universidade Federal Rural do Rio de Janeiro, 23460 Seropédica, RJ, Brazil;1. Laboratório de Tecnologia Farmacêutica, Universidade Federal da Paraíba, 58000 João Pessoa, PB, Brazil;2. Instituto de Química, Universidade de São Paulo, 05508 São Paulo, SP, Brazil |
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| Abstract: | Trunk wood of Iryanthera laevis Markgr. (Myristicaceae) contains 2′,4′-dihydroxy- 4,6′dimethoxydihydrochalcone, three 2′-hydroxy-4′,5′-methylenedioxyflavans with differently substituted A-rings (7-OH-6,8-diMe; 7-OH-5,8-diMe; 5-OH-7-OMe-6,8-diMe) and 1-(2′-hydroxy-4′-methoxy-5′-methylphenyl)-3(2″-hydroxy-4″,5″-methylenedioxphenyl)- propane, as well as three additional known diarylpropanes. |
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| Keywords: | Myristicaceae dihydrochalcone flavans 1 3-diarylpropanes |
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