3-O-Methylquercetin (3-MQ), a main constituent of Rhamnus nakaharai, inhibits total cAMP and cGMP-phosphodiesterase (PDE) of guinea pig trachealis. 3-O-Methylquercetin (3-MQ) exhibits IC50 values of 31.9 μM, 86.9 μM, 18.6 μM and 1.6 μM for PDE1, PDE5, PDE2 and PDE4, respectively.
分子式
C16H12O7
分子量
316.26
CAS号
1486-70-0
运输条件
Room temperature in continental US; may vary elsewhere.