Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
2008-04-29
2008-04-29
Seaman, Margaret D. (Department: 1625)
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
active
07365215
ABSTRACT:
The present invention relates to a process for preparing 4-aminotetrahydropyran compound and an acid salt thereof represented by the formula (1):wherein R represents a hydrogen atom or a hydrocarbon group,which comprises subjecting a 4-hydrazinotetrahydropyran compound or an acid salt thereof represented by the formula (2):wherein R has the same meaning as defined above,to decomposition reaction in the presence of at least one compound selected from Raney nickel, a noble metal catalyst and a metal oxide, and a synthetic intermediate thereof and a process for preparing the same.
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Harada Takashi
Hirotsu Kenji
Iwamoto Keiji
Nishino Shigeyoshi
Shima Hidetaka
Birch & Stewart Kolasch & Birch, LLP
Rahmani Niloofar
Seaman Margaret D.
Ube Industries Ltd.
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