Description
Mifepristone is a progesterone and glucocorticoid antagonist, suppresses VEGF production.
MolecularFormula
C29H35NO2
SMILEs
CC#C[C@@]1(CC[C@@H]2[C@@]1(C[C@@H](C3=C4CCC(=O)C=C4CC[C@@H]23)C5=CC=C(C=C5)N(C)C)C)O
Solubility
Soluble in water (partly), DMF (~30 mg/ml), ethanol (50 mg/ml), methanol, and DMSO (86 mg/ml at 25℃).
BoilingPoint
628.61℃ at 760 mmHg
OpticalActivity
α20D +149, c = 0.55 in chloroform
IC50
Progesterone receptor: IC50 = 0.2 nM; PR dimerization and activation: IC50 = 0.6 nM; Glucocorticoid receptor: IC50 = 2.6 nM; ovarian cancer cell growth of SK-OV-3: IC50 = 6.25 µM; ovarian cancer cell growth of OV2008: IC50 = 6.91 µM
pKValue
pKa: 12.94, pKb: 5.49
VapourPressure
0.0±1.9 mmHg at 25℃
PreparationUse
orally-active progesterone and glucocorticoid receptor antagonist indicated for use as a post-coital contraceptive.