Fluorescent sensors
US-2024019450-A1 · Jan 18, 2024 · US
US9416121B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9416121-B2 |
| Application number | US-201414227372-A |
| Country | US |
| Kind code | B2 |
| Filing date | Mar 27, 2014 |
| Priority date | Sep 29, 2011 |
| Publication date | Aug 16, 2016 |
| Grant date | Aug 16, 2016 |
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The invention relates to compounds of Formula I or a pharmaceutically acceptable salt, ester or prodrug thereof:
Opening claim text (preview).
What is claimed is: 1. A compound of Formula Ia or a pharmaceutically acceptable salt thereof: wherein: R 1 is selected from the group consisting of phenyl, substituted phenyl, pyridinyl, and substituted pyridinyl; R 3 is hydrogen or unsubstituted C 1 -C 8 alkyl; R 4 is hydrogen or unsubstituted C 1 -C 8 alkyl; R 2 is: each R 6 , R 7 , R 10 and R 11 is independently selected from the group consisting of hydrogen and unsubstituted C 1 -C 8 alkyl; R 5 is selected from the group consisting of: R 100 is hydrogen or unsubstituted C 1 -C 8 alkyl; and R 100 ′ is hydrogen or unsubstituted C 1 -C 8 alkyl; wherein the substituted phenyl and the substituted pyridinyl are each independently substituted with one or more substituents independently selected from the group consisting of halo, alkyl, alkenyl, alkynyl, aryl, heterocyclyl, thiol, alkylthio, arylthio, alkylthioalkyl, arylthioalkyl, alkylsulfonyl, alkylsulfonylalkyl, arylsulfonylalkyl,-alkoxy, aryloxy, aralkoxy, aminocarbonyl, alkylaminocarbonyl, arylaminocarbonyl,-alkoxycarbonyl, aryloxycarbonyl, haloalkyl, amino, cyano, nitro, alkylamino, arylamino, alkylaminoalkyl, arylaminoalkyl, aminoalkylamino, hydroxy, alkoxyalkyl, carboxy, carboxyalkyl, alkoxycarbonylalkyl, aminocarbonylalkyl, acyl, aralkoxycarbonyl, and sulfonyl. 2. The compound of claim 1 selected from the group consisting of: 4-(3 -aminophenyl)-5,7-dimethyl-6-(4-(morpholinomethyl)phenyl)-2H-chromen-2-one; and 4-phenyl-5,7-dimethyl-6-(4-(morpholinomethyl)phenyl)-2H-chromen-2-one, or a pharmaceutically acceptable salt of any of thereof. 3. The compound of claim 1 , wherein R 5 is selected from the group consisting of: or a pharmaceutically acceptable salt thereof. 4. The compound of claim 1 , wherein R 3 is unsubstituted C 1 -C 8 alkyl, and R 4 is unsubstituted C 1 -C 8 alkyl, or a pharmaceutically acceptable salt thereof. 5. The compound of claim 1 , wherein R 1 is phenyl or substituted phenyl, or a pharmaceutically acceptable salt thereof. 6. A pharmaceutical composition comprising a pharmaceutically acceptable carrier and the compound of claim 1 , or a pharmaceutically acceptable salt thereof. 7. A compound selected from the table below, or a pharmaceutically acceptable salt thereof: TABLE A No Structure 1 2 3 5 6 7 8 9 10 11 12 13 43 44 8. The compound of claim 1 , w
substituted in position 7 · CPC title
directly linked by a ring-member-to-ring-member bond · CPC title
substituted otherwise than in position 3 or 7 · CPC title
Coumarins, e.g. psoralen · CPC title
not condensed and containing further heterocyclic rings, e.g. timolol · CPC title
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