4-Epianhydrotetracycline HCl, EvoPure
4-Epianhydrotetracycline HCl, EvoPure (tetracycline impurity D) is a degredation compound of the polyketide antibiotic, tetracycline. 4-epianhydrotetracycline is thought to form in samples of improperly stored tetracycline especially in warm, moist, and...