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2 668 221

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IPC

C07D409/14(2006-01-01)

C09K11/06(2006-01-01)

(21) (22)

Application

2017140353, 2017-11-20

(24)

Start date

2017-11-20

(22)

Actual filing date

2017-11-20

(45)

Published

2018-09-27

(72)

Inventor

Tikhomirova Karina SergeevnaPodshibyakin Vitalij AlekseevichShepelenko Evgenij NikolaevichDubonosov Aleksandr DmitrievichBren Vladimir AleksandrovichMinkin Vladimir Isaakovich

(73)

Holder

Federalnoe Gosudarstvennoe Avtonomnoe Obrazovatelnoe Uchrezhdenie Vysshego Obrazovaniya Federalnyj Universitet"

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 Russian patent published in 2018 - IPC C07D409/14 C09K11/06

Abstract RU 2668221 C1

FIELD: chemistry.

SUBSTANCE: invention relates to new derivatives of a number of 3-thiophenyl-4-indolylfuran-2,5-diones, namely to 3-(2,5-dimethylthiophen-3-yl)-4-(1-alkyl-2-dimethyl-5-methoxy-1H-indol-3-yl)furan-2,5-dione of general formula 1, wherein Alk = Me (a), Et (b), CH₂Ph (c). 1.

EFFECT: new compounds is obtained that can be used as photochromes with fluorescent properties modulated under influence of light.

5 cl, 1 tbl, 3 ex

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RU 2 668 221 C1

Authors

Tikhomirova Karina Sergeevna

Podshibyakin Vitalij Alekseevich

Shepelenko Evgenij Nikolaevich

Dubonosov Aleksandr Dmitrievich

Bren Vladimir Aleksandrovich

Minkin Vladimir Isaakovich

Dates

2018-09-27—Published

2017-11-20—Filed