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

摘要

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