약학회지
YAKHAK HOEJI
ISSN 0377-9556 (PRINT)
ISSN 2383-9457 (ONLINE)

Fig. 4.

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Fig. 4. Synthetic procedure, reagents and conditions of oroxylin A from trimethoxyphenol. i) cinnamoyl chloride, BF3·Et2O, 15min, 90% (for 1) ii) acetic acid, BF3·Et2O, 15 min; benzaldehyde, KOH, EtOH, 66% (for 1) iii) I2, DMSO, 2h, 87% (for 2) iv) 47% HBr, HOAc, 2h, 88% (for oroxylin A) v) 47% HBr, HOAc, 2h, 91% (for 3) vi) I2, DMSO, 46% (for oroxylin A).
Yakhak Hoeji 2021;65:405-12 https://doi.org/10.17480/psk.2021.65.6.405
© 2021 Yakhak Hoeji