发明名称 Preparation of paricalcitol and crystalline forms thereof
摘要 The present invention is directed to a novel process for preparing Paricalcitol wherein Paricalcitol, dissolved in a solvent, is precipitated from a concentrated or seeded solution. The present invention also provides crystalline forms of paricalcitol and processes for their preparations.
申请公布号 US2007093458(A1) 申请公布日期 2007.04.26
申请号 US20060520471 申请日期 2006.09.12
申请人 发明人 SCHWARTZ ANCHEL;PLOUTNO ALEXEI;WOLFMAN KOBY;WIZEL SHLOMIT
分类号 A61K31/59;C07C401/00 主分类号 A61K31/59
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