4'-METHOXYFLAVONE is a natural product.

Pratol (7-Hydroxy-4'-methoxyflavone) significantly increased melanin content and tyrosinase activity in the cells without being cytotoxic.

Acacetin (5,7-Dihydroxy-4'-methoxyflavone) is an O-methylated flavone found in various plants, shows antinociceptive, anti-inflammatory, and antioxidant activity in various research models.

4'-Hydroxywogonin has positive effect on inhabiting those human tumor lines in vitro, with IC50 value is 8.3-38.4ug/mL .

Oroxylin A-7-O-glucuronide (Oroxylin A Glucoronide) and wogonoside should also be served as the chemical markers together with baicalin for the quality control of herbs and proprietary traditional Chinese medicine (PTCM) products of radix Scutellariae. Oroxylin A 7-O-glucuronide, Oroxin A, and Oroxin B can bind to the stem region of α-hemolysin (α-HL), when inhibiting the hemolytic activity of α-HL. Oroxylin A 7-O-glucuronide and 4', 5, 7-trihydroxy-6-methoxyflavone at a concentration of 100 microM inhibit 34 and 43% of total prolyl oligopeptidase (POP) activity, respectively.

5-methoxyflavone (5-methoxy-2-phenylchromen-4-one) is a naturally occurring, low molecular weight flavonoids compound that associated with a wide wariety of biological activities.