在
TEA 、
水 作用下,
以18%的产率得到1-((2R,4S,5R)-4-Hydroxy-5-hydroxymethyl-tetrahydro-furan-2-yl)-5-[(8R,9S,13S,14S)-3-methoxy-13-methyl-17-(tetrahydro-pyran-2-yloxy)-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-17-ylethynyl]-1H-pyrimidine-2,4-dione