CAS NO. 30657-54-6 | rel-(+)-Acetic acid (2R*)-2Î±*-(3,4-dimethoxyphenyl)-4Î±*,7-dimethoxychroman-3Î²*-yl ester |

**rel-(+)-Acetic acid (2R)-2Î±-(3,4-dimethoxyphenyl)-4Î±,7-dimethoxychroman-3Î²-yl ester**

trans-2,3,cis-2,4-(+)-3',4,4',7-Tetramethoxy-3-flavanol acetate

rel-(+)-Acetic acid (2R*)-2Î±*-(3,4-dimethoxyphenyl)-4Î±*,7-dimethoxychroman-3Î²*-yl ester