1:1 mixture of both.<unk> , a 4-hydroxycoumarin structurally similar to warfarin, is a white to off-white crystalline powder with a characteristic smell. It is practically insoluble in water, but soluble in chloroform, ethanol, methanol, and aqueous alkali hydroxide solutions. It is an acid (pKa = 4.2) and melts between . The substance is used as a racemic mixture; the S(−)-form is significantly more potent as an anticoagulant.
Phenprocoumon
Warfarin
Prasugrel
Elinogrel
Palladin
Dabigatran
Apixaban
Alteplase