TESTOSTERONE DERIVATIVE

摘要

The invention is the novel androgen (7.alpha.,17.beta.)-7-methyl-17-[(1- oxoundecyl)oxy]estr-4-en-3-one (MENT undecanoate). This compound distinguish es favourably from other testosterone derivatives in that it has a good solubility in oily media. It particularly exhibits a good dissolved potency relative to testosterone. The compound is particularly suitable for administration by means of injection.