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    • 4. 发明授权
    • Polycyclic dithiophenes
    • 多环二噻吩
    • US09233930B2
    • 2016-01-12
    • US13322506
    • 2010-05-21
    • Hans Jürg KirnerNatalia ChebotarevaOlivier Frédéric Aebischer
    • Hans Jürg KirnerNatalia ChebotarevaOlivier Frédéric Aebischer
    • C08G75/00C07D233/28C08G61/12H01L51/00H01L51/05
    • H01L51/0094C07D233/28C07D495/04C07D513/14C07F7/0814C08F128/06C08G61/122C08G61/123C08G61/126C08G75/06C08G75/32C08G2261/3241C08G2261/3243C08G2261/3247C08G2261/414C08G2261/92C09B57/00H01L51/0003H01L51/0036H01L51/0043H01L51/0071H01L51/0074H01L51/0545H01L51/0558Y02E10/549
    • The present invention relates to novel compounds of the formula (I) wherein R1 and R1′ independently of each other are H or a substituent, halogen or SiR6R4R5; R2 and R2′ may be the same or different and are selected from C1-C25alkyl, C3-C12-cycloalkyl, C2-C25alkenyl, C2-C25alkynyl, C4-C25aryl, C5-C25alkylaryl or C5-C25aralkyl, each of which is unsubstituted or substituted, and under conditions as defined in claim 1, R2 and/or R2′ may also be halogen or hydrogen; X is a divalent linking group selected from formula (Ia) and formula (Ib); Y and Y′ independently are selected from formula (Ic), formula (Id), formula (Ie), formula (If), formula (Ig); n and p independently range from 0 to 6; where further symbols are as defined in claim 1, and to corresponding oligomers and (co)polymers. The compounds according to the invention are useful as semiconductors and have excellent solubility in organic solvents and excellent film-forming properties. In addition, high efficiency of energy conversion, excellent field-effect mobility, good on/off current ratios and/or excellent stability can be observed, when the polymers according to the invention are used in organic field effect transistors, organic photovoltaics (solar cells) and photodiodes.
    • 本发明涉及式(I)的新化合物,其中R1和R1'彼此独立地为H或取代基,卤素或SiR6R4R5; R2和R2'可以相同或不同,并且选自C 1 -C 25烷基,C 3 -C 12 - 环烷基,C 2 -C 25烯基,C 2 -C 25炔基,C 4 -C 25芳基,​​C 5 -C 25烷基芳基或C 5 -C 25芳烷基,其各自为未取代的或 并且在如权利要求1所定义的条件下,R 2和/或R 2'也可以是卤素或氢; X是选自式(Ia)和式(Ib)的二价连接基团; Y和Y'独立地选自式(Ic),式(Id),式(Ie),式(If),式(Ig); n和p独立地为0至6; 其中符号如权利要求1中所定义,以及相应的低聚物和(共)聚合物。 根据本发明的化合物可用作半导体并且在有机溶剂中具有优异的溶解性和优异的成膜性能。 此外,当根据本发明的聚合物用于有机场效应晶体管,有机光伏(太阳能电池)中时,可以观察到高效率的能量转换,优异的场效应迁移率,良好的开/关电流比和/或优异的稳定性 )和光电二极管。