FIELD: organic chemistry.
SUBSTANCE: invention relates to new individual compounds of benzoxazine class and to a method for their preparing. Invention describes 2-aroylmethylene-2,4-dihydro-1H-3,1-benzoxazine-4-ones of the formula (I): 
wherein R means hydrogen atom (H) (a), -CH3 (b), -OCH3 (c), -OC2H5 (d), chlorine atom (Cl) (e) eliciting fluorescent properties and stable in UV-light. Also, invention a method for preparing abovementioned compounds. Proposed compounds elicit fluorescent properties and can be used as the parent substances for synthesis of new heterocyclic systems.
EFFECT: improved preparing method, valuable properties of compounds.
4 cl, 6 ex
| Title |
Year |
Author |
Number |
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2003 |
- Vostrov E.S.
- Maslivets A.N.
- Novikov A.A.
|
RU2240323C1 |
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2006 |
- Vostrov Evgenij Sergeevich
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- Novikov Andrej Aleksandrovich
|
RU2306315C1 |
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2005 |
- Maslivets Andrej Nikolaevich
- Racheva Nadezhda L'Vovna
- Belevich Irina Olegovna
|
RU2294330C1 |
| 1,1'-DIARYL-3'-AROYL-4'-HYDROXY-1H-SPIRO [INDENO[1,2-b]PYRROL-3,2'-PYRROL]-2,4,5'-(1'H)-TRIONES AND METHOD OF THEIR OBTAINING |
2011 |
- Bubnov Nikolaj Vladimirovich
- Denislamova Ekaterina Sergeevna
- Makhmudov Ramiz Ragibovich
- Maslivets Andrej Nikolaevich
|
RU2467011C1 |
| 9-ARYL-6,8,20-TRIOXA-13-AZAPENTACYCLO[11,8,0,01,10,02,7014,19]HENEICOSA-9,14,16,18-TETRAENE-11,12,21-TRIONES AND METHOD FOR PRODUCTION THEREOF |
2013 |
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|
RU2556998C2 |
| METHOD OF SYNTHESIS OF 1,6-DIARYL-3,4-DIHYDROXY-2,4-HEXADIENE-1,6-DIONES |
1990 |
- Koz'Minykh V.O.
- Igidov N.M.
- Koz'Minykh E.N.
- Andrejchikov Ju.S.
|
SU1767835A1 |
| 6,6-DIMETHYL-8-OXO-5,6,8,9-TETRAHYDROBENZO[F]-PYRROLO[2,1-ALPHA]ISOQUINOLINE-9-SPIRO-2-(3-AROYL-4-HYDROXY-1-O-HYDROXYPHENYL-5-OXO-2,5-DIHYDRO-1H-PYRROLES) AND 6,6-DIMETHYL-8-OXO-5,6,8,9-TETRAHYDROBENZO[F]PYRROLO[2,1-ALPHA]ISOQUINOLINE-9-SPIRO-2-(3-BENZOYL-4-HYDROXY-1-O-HYDROXYPHENYL-5-OXO-2,5-DIHYDRIO-1H-PYRROLE) ELICITING ANALGESIC ACTIVITY AND METHOD FOR THEIR PREPARING |
2006 |
- Anikina Lada Vladimirovna
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- Shkljaev Jurij Vladimirovich
|
RU2316557C1 |
| 1-AROYLOXY-4-HYDROXY-3-OXO-1,2,3,4,4a,5,6,7,8,8a-DECAHYDROQUINOXALIN-2-SPIRO(1-o-HYDROXYPHENYL-4,5-DIOXO-2,3,4,5-TETRAHYDROPYRROLES) AND METHOD FOR THEIR PREPARING |
2007 |
- Mashevskaja Irina Vladimirovna
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- Tikhonov Aleksej Jakovlevich
- Mazhukin Dmitrij Gennad'Evich
|
RU2320660C1 |
| METHOD OF PRODUCING 3-AROYL-3A-(3,4-DIHYDRO-2H-PYRAN-5-YL)-2-HYDROXYPYRROLO[1,2-A]QUINOXALINE-1,4 (3AH, 5H)-DIONES |
2015 |
- Maslivets Andrej Nikolaevich
- Makhmudov Ramiz Ragibovich
- Stepanova Ekaterina Evgenevna
|
RU2581268C1 |
| METHOD FOR PREPARING 1-ALKYL-6,6-DIMETHYL-2,4-DIOXO-2,3,4,5,6,7-HEXAHYDRO-1H-INDOLE-3-SPIRO-2-( 1-ARYL-3-AROYL-4-HYDROXY-5-OXO-2,5-DIHYDROPYRROLS) |
2003 |
- Bannikova Ju.N.
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|
RU2238272C1 |
