81072-38-0

Upstream product

• 100-39-0 benzyl bromide 
• 81176-35-4 (3S,5R,8R,9S,10S,13R,14S,17R)-3-Benzyloxy-17-(6-methoxy-pyridin-3-yl)-10,13-dimethyl-hexadecahydro-cyclopenta[a]phenanthren-14-ol 
• 1628-89-3 2-methoxypyridine 
• 83664-32-8 3β-(benzyloxy)-14β,15β-oxido-17β-<2-hydroxy-5-pyridyl>-5β-androstane 
• 81072-37-9 5-((3S,5R,8R,9S,10S,13R,14S,15R,17R)-3-Benzyloxy-10,13-dimethyl-hexadecahydro-20-oxa-cyclopropa[14,15]cyclopenta[a]phenanthren-17-yl)-2-methoxy-pyridine 
• 81072-34-6 (3S,5R,8R,9S,10S,13S,14S,15R)-3-Benzyloxy-17-(6-methoxy-pyridin-3-yl)-10,13-dimethyl-2,3,4,5,6,7,8,9,10,11,12,13,14,15-tetradecahydro-1H-cyclopenta[a]phenanthren-15-ol 
• 81072-32-4 (3S,5R,8R,9S,10S,13S,14S,17S)-3-Benzyloxy-17-(6-methoxy-pyridin-3-yl)-10,13-dimethyl-2,3,4,5,6,7,8,9,10,11,12,13,14,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-ol 
• 81072-35-7 (3S,5R,8R,9S,10S,13R,14S,15R,17S)-3-Benzyloxy-17-(6-methoxy-pyridin-3-yl)-10,13-dimethyl-hexadecahydro-cyclopenta[a]phenanthren-15-ol 
• 81072-36-8 5-((3S,5R,8R,9S,10S,13R,17S)-3-Benzyloxy-10,13-dimethyl-2,3,4,5,6,7,8,9,10,11,12,13,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)-2-methoxy-pyridine 
• 73336-58-0 3β-benzyloxy-5β-androst-15-en-17-one 
• 83681-20-3 3β-(benzyloxy)-14β,15β-oxido-17β-<1-benzyl-2-hydroxy-5-pyridyl>-5β-androstane 

Relevant academic research and scientific papers

New Synthesis of Azabufalin from C-17 Steroidal Ketones

A new and superior method for the conversion of the appropriate steroidal pyridyl derivatives into azabufalin by using the known 2-(benzyloxy)pyridyl bromide at the 17-ketone is reported.

ON CARDIOACTIVE STEROIDSS V. SYNTHESIS OF THE PYRIDONE ANALOGUE OF BUFALIN

An efficient and simple synthesis of azabufalin (2) from compound (4) derived from testosterone is reported.