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JPS5589245A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
9,10-dihydroanthracene-2-alkanoic acid derivative
Assignee: Aska Pharmaceutical Co Ltd
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Filing: 1978-12-28
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Granted: —
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Expires: 1998-12-28
Abstract
Abstract NEW MATERIAL:9,10-Dihydroanthracene-2-alkanoic acids of formula I (Y is C= O or CH 2 ; R 1 is H or lower alkyl), and their salts, esters and amide derivatives. EXAMPLE: Methyl antraquinon-2-ylacetate. USE: Analgesic antiinflammatory agents. Especially, having little digestive troubles. PROCESS: For example, dibenz [b, e] oxepine-2-alkanoic acid of formula II, or their salts, esters or amide derivatives are treated with an alkali, to obtain the compounds I wherein Y is C=O, and, further, these compounds are reduced, to obtain other compounds I where in Y is CH 2 . COPYRIGHT: (C)1980,JPO&Japio
Inventors
- 👤 Yasushi Suzuki
- 👤 Kunio Tsukamoto
- 👤 Nobuyoshi Minami
- 👤 Yukio Hasegawa
- 👤 Michitaka Sato
- 👤 Norio Yamamoto
- 👤 Katsuhiko Miyasaka
- 👤 Takashi Kenjo
- 👤 Satoshi Funakoshi
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-11-09 00:47
CPC Classifications
—
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