889452-88-4

Upstream product

• 889453-41-2 (1S,3R,20S)-20-(4-triethylsilyloxy-4-methylpentanoyloxy)-1,3-bis(tert-butyldimethylsilyloxy)-9,10-secopregna-5Z,7E,10⁽¹⁹⁾-triene 
• 204520-81-0 (1S,3R,20S)-1,3-bis(tert-butyldimethylsilyloxy)-9,10-secopregna-5Z,7E,10⁽¹⁹⁾-trien-20-ol 
• 103909-74-6 1-[1,3-bis-(tert-butyldimethylsilanyloxy)-10,13-dimethyl-2,3,4,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl]ethanol 
• 383397-31-7 4-triethylsilyloxy-4-methylpentanoic acid 

Relevant academic research and scientific papers

9,10-SECOPREGNANE DERIVATIVE AND MEDICINE

D3 vitamin a activity while having excellent the present invention refers to, systemic calcium metabolism on little effect of light guide plates, a polymer D3 vitamin a derivatives useful in. As the present invention, represented by formula 1 a 9, 10-seco

9,10-SECOPREGNANE DERIVATIVE AND PHARMACEUTICAL

A main object of the invention is to provide a novel useful vitamin D3 derivative, which has an excellent vitamin D3 activity and, as compared with conventional vitamin D3 derivatives, has a relatively small amount of infl