Products_Beijing Keyifeng Biotech Development CO., LTD.

"Section Yifeng mainly in steroid drug (API) and intermediates in the development and production."

API: Dydrogesterone; Trilostane; Exemestane; Eplerenone; Abiraterone; Mifepristone; DHEA; Drospirenone; Melengestrol Acetate; Nilestriol; Estradiol Benzoate; Estradiol Valerate; Ethinyl estradiol; Estriol; Estradiol; Ulipristal acetate; Dienogestrel; Tibolone; Allylestrenol; Lynestrenol; Trenbolone enanthate; Trenbolone acetate; Norethisterone enanthate; Norethisterone acetate; Gestrinone; Gestodene; Etonogestrel; Desogestrel; Norgestimate; Levonogestrel

Intermediates: Dydrogesterone Intermediate; 双羟DHEA; 16-Dehydropregnenolone acetate; Estrone; Ulipristal acetate intermediates; 3-缩酮; Tibolone etherate; Tibolone 3-Dimethyl Ketal; Altrenogest; 9(10)-Dehydronandrolone; 孕三烯酮中间体; Gestodene Intermediate; DL-Ethylgonendione; 11α-羟基乙基双酮; Desogestrel intermediate; Methoxydienone

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