Cis oxalato (trans 1-1,2-cyclohexanediamine) PT(II) having optically high purity
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First Claim
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1. Optically pure cis-oxalato (trans- 1-1,2-cyclohexanediamine) Pt(II) having a general formula of Formula (1). ##STR4##
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Abstract
Disclosed herein is cis-oxalato (trans-1-1,2-cyclohexanediamine) Pt(II) optically high purity. Because of its complete optical purity, the compound is effective as raw material of such a medicine as a carcinostatic agent. The complete optical purity of the above compound may be proved by comparing the respective melting points of the cis-oxalato (trans-1-1,2-cyclohexanediamine).
35 Citations
2 Claims
- 1. Optically pure cis-oxalato (trans- 1-1,2-cyclohexanediamine) Pt(II) having a general formula of Formula (1). ##STR4##
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Litigation Data
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Current AssigneeDebiopharm SA (Debiopharm)
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Original AssigneeTanaka Kikinzoku Kogyo Kabushiki Kaisha (Tanaka Holdings Company Limited)
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InventorsOhnishi, Yuko, Ohnishi, Junji, Okamoto, Koji, Taniuchi, Junichi, Tozawa, Takeshi, Nakanishi, Chihiro
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Primary Examiner(s)Dees, Jose G.
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Assistant Examiner(s)NAZARIO GONZALEZ, PORFIRIO
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Application NumberUS08/043,901Time in Patent Office496 DaysField of Search556/137US Class Current556/137CPC Class CodesA61P 35/00 Antineoplastic agentsC07F 15/0093 without a metal-carbon linkage
