Leung S L, Karunanithy R, Becket G, Yeo S H
Steroids. 1985 Jul;46(1):639-47. doi: 10.1016/0039-128x(85)90027-3.
Aliphatic, alicyclic and arylcarboxylic esters of norethisterone and levonorgestrel were prepared in a one-step synthesis and in near-quantitative yield using trifluoroacetic anhydride.
炔诺酮和左炔诺孕酮的脂肪族、脂环族和芳基羧酸酯通过一步合成法,使用三氟乙酸酐,以接近定量的产率制备而成。