A Preparation of Progesterone-4-C 14
✍ Scribed by Thompson, L. M.; Yates, C. H.; Odell, A. D.
- Book ID
- 126805839
- Publisher
- American Chemical Society
- Year
- 1954
- Tongue
- English
- Weight
- 410 KB
- Volume
- 76
- Category
- Article
- ISSN
- 0002-7863
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📜 SIMILAR VOLUMES
Oe~trone-4-~~C in dimethyl sulphoxide solutioii has been treated with lithium acetylide (ethylene diamine complex) to give ethynyl-oestradi01-4-~~C. ## INTRODUCTION. Ethynyloestradiol-4-14C of specific activity 40 pc/mg was required for clinical evaluation. Although the preparation of ethynyloest
## Abstract La synthèse améliorée de la progestérone ^14^C‐4 est décrite. La purification de la progestérone ^14^C‐4 par chromatographie sur colonne de silicate de Mg et CCM préparative a permis l'isolement de deux sous‐produits: isoprogestérone ^14^C‐4 et trioxo‐3,5,20‐seco A‐4,5 pregnane ^14^C‐4,