21170-34-3 (8S,9S,10R,13R,14S,17S)-17-[2-(4-bromophenyl)sulfonyloxyacetyl]-10,13-dimethyl-1,2,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-3-one 1359986-21-2 2-Di-t-butylphosphino-4-Methoxy-3,5,6-triMethyl-2',4',6'-tri-i-propylbiphenyl, Min. 98% [~1:1 Mixture with regioisoMer, 2-Di-t-butylphosphino-5-Methoxy-3,4,6-triMethyl-2',4',6'-tri-i-propylbiphenyl]