4. Organic compounds -- part of the class 532-570 series
  5. Organic compounds
  6. Chalcogen in the nitrogen containing substituent

Keizo Takayanagi

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4-cyanopiperidine derivatives

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent

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Process for preparing 2-methyl-3-prenyl-4,5,6-trimethoxyphenol

Organic compounds -- part of the class 532-570 series – Organic compounds – Oxygen containing
Patent

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Process for the preparation of 7-(2-amino-2-phenylacetamido) cep

Organic compounds -- part of the class 532-570 series – Organic compounds – Chalcogen in the nitrogen containing substituent
Patent

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Sulfoxide compounds and acetone complexes, and a process for...

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Reexamination Certificate

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Sulfoxide compounds and acetone complexes, and a process for...

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Reexamination Certificate

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