FIELD: chemistry.
SUBSTANCE: invention relates to novel 1-substituted-3-[(1E)-1-alkenyl]-4-(5-alkoxy-1,2-dimethyl-1H-indol-3-yl)-1H-pyrrole-2,5-diones of general formula
, where R1=C1-C6alkyl, R2=C1-C6 alkyl, R3=CH2C6H5, C6H5.
EFFECT: obtaining novel compounds which can be used as fluorescent photochromes.
4 cl, 1 tbl, 2 ex
| Title | Year | Author | Number |
|---|---|---|---|
| 3-(5-ALKOXY-1,2-DIMETHYL-1H-INDOLE-3-YL)-4-[(1E)-ALK-1-ENYL]FURAN-2,5-DIONES AND THEIR USING AS FLUORESCENT PHOTOCHROMES | 2006 |
|
RU2314304C1 |
| 1-SUBSTITUTED 3-(2-CHLORO-1H-INDOL-3-YL)-4-PHENYL-1H-PYRROLE-2,5-DIONES AND USE THEREOF IN PHOTOCHEMICAL GENERATION OF STABLE FLUORESCENT COMPOUNDS AND 2,8-SUBSTITUTED BENZO[a]PYRROLO[3,4-c]CARBAZOLE-1,3-(2H,8H)-DIONES AND USE THEREOF AS FLUOROPHORES | 2009 |
|
RU2402547C1 |
| 4-SUBSTITUTED-3-(1-ALKYL-2-CHLORO-1H-INDOL-3-YL)FURAN-2,5-DIONES, SYNTHESIS METHOD THEREOF AND USE IN PHOTOCHEMICAL GENERATION OF STABLE FLUORESCENT COMPOUNDS AND 4,5-SUBSTITUTED-6-ALKYL-1H-FURO[3,4-c]CARBAZOLE-1,3(6H)-DIONES, SYNTHESIS METHOD THEREOF AND USE AS FLUOROPHORES | 2009 |
|
RU2396267C1 |
| PHOTOCHROME 3-(2,5-DIMETHYLTHIOPHEN-3-YL)-4-(1-ALKYL-2-DIMETHYL-5-METHOXY-1H-INDOL-3-YL)FURAN-2,5-DIONE WITH MODULATED FLUORESCENCE | 2017 |
|
RU2668221C1 |
| 2-R-6-R-5-ARYL-PYRROLE[3,4-c]CARBAZOLE-1,3(2H,6H)-DIONE SYNTHESIS METHOD | 2009 |
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RU2404983C1 |
| METHOD OF PRODUCING 3,4-DITHIENYL-SUBSTITUTED MALEIC ANHYDRIDES OR MALEIMIDES | 2008 |
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RU2378273C1 |
| 6-(1,3-BENZIMIDAZO-2-YL)-7-HYDROXY-SUBSTITUTED SPIRO[BENZOPYRAN-INDOLINES] HAVING FLUORESCENCE | 2015 |
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RU2605984C1 |
| SUBSTITUTED PYRROLO[4,3-b]INDOLES, COMBINATORY AND FOCUSED LIBRARY, PHARMACEUTICAL COMPOSITION, METHODS FOR THEIR PREPARING AND USING | 2006 |
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RU2320662C1 |
| PHOTOCHROMIC DERIVATIVES OF 5'-HYDROXYMETHYL-6-NITRO-1',3',3'-TRIMETHYLSPIRO[2N-1-BENZOPYRAN-2,2'-INDOLINE] | 2019 |
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| NOVEL DERIVATIVES OF INDOLE-2,3-DIONE-3-OXIME | 1997 |
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