专利号:US-6531477-B1 优先权日:1998-10-13 标 题:6-substituted pyrazolo [3,4-d] pyrimidin-4-ones useful as cyclin dependent kinase inhibitors 发明人:MARKWALDER JAY A; SEITZ STEVEN P; SHERK SUSAN R 权利人:DU PONT PHARM CO 摘要:The present invention relates to the synthesis of a novel class of pyrazolo[3,4-d]pyrimidin-4-ones of formula (I), alternatively represented by the tautomer (II):that are potent inhibitors of the class of enzymes known as cyclin dependent kinases, which relate to the catalytic subunits cyclin dependent kinase 1-8 and their regulatory subunits know as cyclins A-H, K, N, and T.This invention also provides a novel method of treating cancer or other proliferative diseases by administering a therapeutically effective amount of one of these compounds or a pharmaceutically acceptable salt form thereof. Alternatively, one can treat cancer or other proliferative diseases by administering a therapeutically effective combination of one of the compounds of the present invention and one or more other known anti-cancer or anti-proliferative agents.
专利号:US-6559152-B2 优先权日:1998-10-13 标 题 :6-substituted pyrazolo[3,4-d]pyrimidin-4-ones useful as cyclin dependent kinase inhibitors 发明人:MARKWALDER JAY A; SEITZ STEVEN P; SHERK SUSAN R 权利人:DU PONT PHARM CO 摘要:The present invention relates to the synthesis of a novel class of pyrazolo[3,4-d]pyrimidin-4-ones of formula (I), alternatively represented by the tautomer (II):that are potent inhibitors of the class of enzymes known as cyclin dependent kinases, which relate to the catalytic subunits cyclin dependent kinase 1-8 and their regulatory subunits know as cyclins A-H, K, N, and T.This invention also provides a novel method of treating cancer or other proliferative diseases by administering a therapeutically effective amount of one of these compounds or a pharmaceutically acceptable salt form thereof. Alternatively, one can treat cancer or other proliferative diseases by administering a therapeutically effective combination of one of the compounds of the present invention and one or more other known anti-cancer or anti-proliferative agents.
专利号:US-2009227801-A1 优先权日:2004-10-26 标 题 :Ligands for use in asymmetric hydroformylation 发明人:AHLERS WOLFGANG; EGEN MARTINA; VOLLAND MARTIN; JAKEL CHRISTOPH; HETTCHE FRANK; PACIELLO ROCCO 权利人:BASF AG 摘要:The invention relates to chiral phosphorus chelate compounds, to catalysts comprising such a compound such a compound as the ligand, and to asymmetric synthesis methods in the presence of such a catalyst.
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