发明名称 |
PROCESS FOR PRODUCTION OF INDENE DERIVATIVE, AND INTERMEDIATE FOR PRODUCTION OF THE DERIVATIVE |
摘要 |
<p>Indene derivatives that are utilizable as intermediates in the synthesis of the vitamin D 2 derivative paricalcitol, which is useful as pharmaceutical are efficiently prepared by subjecting a vitamin D 2 derivative such as 25-hydroxyvitamin D 2 to a two-steps oxidation reaction using an oxidizing agent such as potassium permanganates and sodium periodate in a suitable solvent such as methanol and ethanol.</p> |
申请公布号 |
EP2011781(A1) |
申请公布日期 |
2009.01.07 |
申请号 |
EP20070738607 |
申请日期 |
2007.03.14 |
申请人 |
MERCIAN CORPORATION |
发明人 |
TOYODA, ASAKO;NAGAI, HAZUKI |
分类号 |
C07C45/29;C07B53/00;C07C45/28;C07C45/58;C07C49/743;C07C49/753;C07C67/313;C07C69/145;C07C401/00;C07D301/14;C07F7/18 |
主分类号 |
C07C45/29 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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