Process for producing optically active succinimide derivatives and intermediates thereof

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United States of America Patent

PATENT NO 8633001
APP PUB NO 20120034660A1
SERIAL NO

13148263

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Abstract

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A process for producing optically active succinimide derivatives as key intermediates of (3R)-2′-(4-bromo-2-fluorobenzyl)spiro{pyrrolidine-3,4′(1′H)-pyrrolo[1,2-a]pyrazine}-1′,2,3′,5(2′H)-tetraone, which comprises the following reaction steps.

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Patent Owner(s)

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SUMITOMO DAINIPPON PHARMA CO LTDOSAKA-SHI OSAKA 541-8524

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kasai, Masaji Takaoka, JP 43 343
Kita, Shinji Takaoka, JP 20 398
Ogawa, Tadashi Takaoka, JP 170 4361
Tokai, Hideaki Takaoka, JP 2 1

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