Biaryl derivative

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11932600
APP PUB NO 20210355087A1
SERIAL NO

17287445

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ATTORNEY / AGENT: (SPONSORED)

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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 following formula (I): wherein X1 represents a nitrogen atom or CR9, R1 represents a hydrogen atom, a C1-C6 alkyl group, or a C1-C6 alkoxy group, R2 represents a halogen atom, R3 represents a hydrogen atom or a halogen atom, R4 represents a hydrogen atom or a halogen atom, and R5 represents a C1-C3 alkylsulfonyl group, a substituted C1-C6 alkyl group, a substituted C1-C6 haloalkyl group, a substituted C1-C6 alkoxy group, or a substituted C1-C6 alkylamino group, or a pharmacologically acceptable salt thereof.

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Patent Owner(s)

Patent OwnerAddress
DAIICHI SANKYO COMPANY LIMITED3-5-1 NIHONBASHI HONCHO CHUO-KU TOKYO 1038426 ?1038426
SANFORD BURNHAM PREBYS MEDICAL DISCOVERY INSTITUTE10901 NORTH TORREY PINES ROAD LA JOLLA CA 92037

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ishibashi, Koutaro Tokyo, JP 2 0
Kurosaki, Yasunobu Tokyo, JP 3 0
Pinkerton, Anthony B La Jolla, US 57 254
Tsuji, Takashi Tokyo, JP 142 1173

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