C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 333/34 (2006.01) C08G 61/12 (2006.01) C09K 11/06 (2006.01) H01L 51/05 (2006.01) H01L 51/30 (2006.01) H01L 51/50 (2006.01)
Patent
CA 2619594
A thiophene compound having sulfonyl groups which is represented by the formula [1]. It has high heat resistance and high unsusceptibility to oxidation and can improve solubility and dispersibility in various solvents. [In the formula, R1 and R2 each independently represents hydrogen, halogeno, cyano, etc.; and R3 and R3' each independently represents C1-20 alkyl, C1-20 haloalkyl, phenyl optionally substituted by W, thienyl optionally substituted by W, etc. (W represents chlorine, etc.).]
L'invention porte sur un composé de thiophène comportant un groupe sulfonyle de formule [1], très résistant à la chaleur, très insensible à l'oxydation, et susceptible d'améliorer la solubilité et la dispersibilité dans différents solvants. Dans la formule [1]: R1 et R2 représentent chacun indépendamment hydrogène, halogéno, cyano, etc.; et R3 et R3' représentent chacun indépendamment C1-20 alkyle, C1-20 haloalkyle, phényle facultativement substitué par W, thiényle facultativement substitué par W, etc. (W représente chlore, etc.).
Furusho Hitoshi
Kakiuchi Nobuyuki
Nakaie Naoki
Okauchi Tatsuo
Otani Naoki
Nissan Chemical Industries Ltd.
Smart & Biggar
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