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The photodimerization of 17β-hydroxy-estra-4,9(10)-dien-3-one

✍ Scribed by Manuel Debono


Book ID
119481004
Publisher
Elsevier Science
Year
1968
Tongue
English
Weight
151 KB
Volume
12
Category
Article
ISSN
0039-128X

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## Crystal and Molecular Structures of Modified Progestagens (IV). 17a-Azidomethyl-17@-hydroxy-estra-4,9-dien-3-on~, Cl&lehNsOe The crystal and molecular structure of 17a-azidomethyl-17b-hydroxy-estre-4,9-dien-3-one has been determined by X-ray structure analysis. It crystallizes in the orthorhor

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## Abstract Starting with catalytic tritiation of 3‐methoxy‐estra‐1,3,5(10),8,14‐pentaen‐17B‐01 (1) the preparation of 17B‐hydroxy‐[14α,15α ‐^3^H] estra‐4,9‐dien‐3‐one (5) is described. The dienone (5) was obtained with a specific activity of 400 GBq/mmol and a radiochemical purity better than 96%.