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US 2025/0129029 A1Published application
Acridine compound
AssigneesOsaka University, Otsuka Pharmaceutical Co., Ltd.
InventorsKei OHKUBO, Yusuke AKAO, Yasuaki KOIZUMI
Life of this patent
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Abstract
A compound represented by formula [I]: wherein R12, R13, R14, R15, and R16 are the same or different and are each hydrogen, halogen, C1-6 alkyl optionally substituted with halogen, or C1-6 alkoxy optionally substituted with halogen; R21, R22, and R23 are the same or different and are each hydrogen, halogen, C1-6 alkyl optionally substituted with halogen, C1-6 alkoxy optionally substituted with halogen, sulfanyl optionally substituted with halogen, nitro, or cyano; R3 is C1-6 alkyl or the like; and X− is an anion.
Claims8
A compound represented by formula [I]:
- wherein
- R12, R13, R14, R15, and R16 are the same or different and are each hydrogen, halogen, C1-6 alkyl optionally substituted with halogen, or C1-6 alkoxy optionally substituted with halogen;
- R21, R22, and R23 are the same or different and are each hydrogen, halogen, C1-6 alkyl optionally substituted with halogen, C1-6 alkoxy optionally substituted with halogen, sulfanyl optionally substituted with halogen, nitro, or cyano;
- R3 is C1-6 alkyl or
- wherein R32, R33, R34, R35, and R36 are the same or different and are each hydrogen, halogen, C1-6 alkyl optionally substituted with halogen, C1-6 alkoxy optionally substituted with halogen, sulfanyl optionally substituted with halogen, nitro, or cyano;
- and
- X− is an anion;
- provided that the following cases are excluded:
- 1) all of R12, R13, R14, R15, R16, R21, R22, and R23 are hydrogen, and R3 is methyl or phenyl;
- 2) all of R12, R14, R16, and R3 are methyl, and R23 is hydrogen or fluorine;
- and
- 3) R12 is hydrogen or methyl, R13 is hydrogen or methyl, R14 is hydrogen or methyl, R15 is hydrogen or methyl, R16 is hydrogen or methyl, R3 is methyl or unsubstituted phenyl, and R23 is hydrogen.
9 more elements
Dependencies are inferred from the claim text.