| 摘要 |
<p>The invention relates to dimethoxy docetaxel acetone solvate or (2R, 3S)-3-tert- butoxycarbonylamino- 2-hydroxy-3- phenyl-propionate of 4-acetoxy- 2a -benzoyloxy-5?, 20-epoxy- 1-hydroxy-7b, 10b -dimethoxy-9 -oxo-tax -11-ene -13a -yle and to the preparation thereof by crystallisation from a hydro-acetone solution.</p> |
