[Studies on the chemical constituents in herb of Ranunculus japonicus].
Palabras clave
Abstracto
OBJECTIVE
To isolate and determine the chemical constituents from Ranunculus japonicus.
METHODS
Compounds were isolated by column chromatography, and identified by MS, NMR data.
RESULTS
Nine compounds were obtained andelucidated as scoparone (1), tricin (2), protocatechuic acid (3), luteolin (4), anemonin (5), scopoletin (6), 5-hydroxy-6, 7-dimethoxyflavone (7), 5-hydroxy-7, 8-dimethoxyflavone (8), ternatolide (9), respectively.
CONCLUSIONS
Compounds 1-9 were isolated from R. japonicus for the first time while compounds 7, 8 were separated from Ranunculus genus first time.