[EN] 6H-PYRROLO[3,2-B:4,5-B']BIS[1,4]BENZOTHIAZINE-6-CARBOXYLIC ACID ESTERS AS ORGANIC SEMICONDUCTOR MATERIALS FOR USE IN ELECTRONIC DEVICES [FR] ESTERS D'ACIDE 6H-PYRROLO[3,2-B:4,5-B']BIS [1,4] BENZOTHIAZINE-6 CARBOXYLIQUE COMME MATÉRIAUX SEMI-CONDUCTEURS UTILES DANS DES DISPOSITIFS ÉLECTRONIQUES
The present invention provides compounds of formula (I) wherein X is O, S or NR
10
, wherein R
10
is H, C
1-30
-alkyl, substituted C
1-30
-alkyl, C
2-30
-alkenyl, substituted C
2-30
-alkenyl, C
2-30
-alkynyl, substituted C
2-30
-alkynyl or C(0)-OR, R
1
and R
11
are independently from each other selected from the group consisting of C
1-30
-alkyl, substituted C
1-30
-alkyl, C
2-30
-alkenyl, substituted C
2-30
-alkenyl, C
2-30
-alkynyl, substituted C
2-30
-alkynyl, C
5-8
-cycloalkyl, substituted C
5-8
-cycloalkyl, C
5-8
-cycloalkenyl, and substituted C
5-8
-cycloalkenyl, and an electronic device comprising the compounds as semiconducting material.