1α,3β-bis(tert-butyldimethylsilyloxy)-16-hydroxy-17-methylandrosta-5,7,17-triene 4-phenyl-1,2,4-triazolin-3,5-dione adduct 在
1,3-二甲基-2-咪唑啉酮 作用下,
反应 0.83h,
生成
1α,3β-bis(tert-butyldimethylsilyloxy)-16β-hydroxy-17-methylandrosta-5,7,17-triene 、
1α,3β-bis(tert-butyldimethylsilyloxy)-16α-hydroxy-17-methylandrosta-5,7,17-triene