scholarly journals Chemical modifications of androsta-1,4-diene-3,17-dione. II. Synthesis of 17-nor-vitamin D analogues having a hydroxy group at 1.ALPHA.- or 2.BETA.-position and biological activity of 1.ALPHA.-hydroxy-17- nor-17,17-ethylenedioxyvitamin D.

1975 ◽  
Vol 23 (8) ◽  
pp. 1733-1737 ◽  
Author(s):  
HARUO SAKAMOTO ◽  
AKIKO SUGIMOTO ◽  
CHIKARA KANEKO ◽  
TATSUO SUDA ◽  
SATOSHI SASAKI
1979 ◽  
Vol 254 (15) ◽  
pp. 7163-7167
Author(s):  
Y Tanaka ◽  
H F DeLuca ◽  
Y Kobayashi ◽  
T Taguchi ◽  
N Ikekawa ◽  
...  

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