Dienogest EP Impurity G with CAS No: 86153-38-0 is an impurity standard of Dienogest. Dienogest is a synthetic progestin, a type of hormone that mimics the actions of progesterone. It is used in hormonal contraceptives, particularly in combination with estrogen, to prevent pregnancy. Buy high quality Dienogest EP Impurity G from Molsyns Research. Molsyns Research is one of the leading manufacturer and exporter of Dienogest EP Impurity G