Pyridine compounds

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United States of America Patent

PATENT NO 9920068
SERIAL NO

15314887

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Abstract

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The present invention relates to a compound or a pharmacologically acceptable salt thereof having excellent tissue non-specific alkaline phosphatase inhibitory activity. The present invention provides a compound represented by the formula (I): wherein R1 represents a hydrogen atom, an optionally substituted C1-6 alkyl group, or the like, R2 and R3 are the same or different and each represent a hydrogen atom, an optionally substituted C1-6 alkyl group, or the like, R4 and R5 are the same or different and each represent a hydrogen atom, an optionally substituted C1-6 alkyl group, or the like, R6 represents a hydrogen atom or the like, each R7 may be the same or different and may each represent an optionally substituted C1-6 alkoxy group or the like, X represents —CH═, —C(—R7)═, or —N═, and m represents 1 to 4, or a pharmacologically acceptable salt thereof.

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Patent Owner(s)

Patent OwnerAddress
DAIICHI SANKYO COMPANY LIMITEDTOKYO 103-8426

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Inui, Masaharu Shinagawa-ku, JP 9 21
Izumi, Masanori Shinagawa-ku, JP 10 46
Miyazaki, Shojiro Shinagawa-ku, JP 11 56
Pinkerton, Anthony La Jolla, US 11 24
Shinozaki, Taeko Shinagawa-ku, JP 6 0
Soma, Kaori Shinagawa-ku, JP 4 0
Suzuki, Keisuke Shinagawa-ku, JP 213 2490
Yamamoto, Yuko Shinagawa-ku, JP 92 477

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