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Pyrimidines
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Patent number 5,571,816
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Issue date Nov 5, 1996
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Hoechst Aktiengesellschaft
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Klaus-Dieter Kampe
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C07 - ORGANIC CHEMISTRY
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8-Aryl-5,6,7,8-tetrahydropyrazolo(3,4-B)(1,4)-diazepine-1H, 4H-5,7-...
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Patent number 4,305,952
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Issue date Dec 15, 1981
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Hoechst Aktiengesellschaft
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Gerhard Rackur
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C07 - ORGANIC CHEMISTRY
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4-Aryl-5,6,7,8-tetrahydropyrazolo(3,4-B)-(1,5)diazepine-1H,4H-5,7-d...
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Patent number 4,302,468
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Issue date Nov 24, 1981
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Hoechst Aktiengesellschaft
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Gerhard Rackur
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C07 - ORGANIC CHEMISTRY