Abstract:
Provided is a 4-oxoquinoline compounds of the formula (I) (I) wherein A is selected from diradicals of the formulae (A.1), (A.2), (A.3), (A.4), (A.5) and (A.6), (A.1) (A.2) (A.3) (A.4) (A.5) (A.6) wherein R 1, R 2a, R 2b, R 3, R 3a, if present R 4a, R 4b, R 5a, R 5b, R 6a, R 6b, R 6c, R 6d, R n1, R n2, R n3, R n4, R m5, R m6, R m7, R m8, R 7, R 8a, R 9 and R 9a are as defined in the claims and in the description. Also provided is a method for their preparation and their use.
Abstract:
wherein, if present, X3, X4 are O or C(CN)2 and m, R4a, R4b, R5a, R5b, R6a, R6b, R6c, R6d, R7a, R7a, R8a, R8b, R9, R10a, R10b, Rm1, Rm2, Rm3 and Rm4 are as defined in the claims and description. The present invention also relates to a method for their preparation and their use as semiconductors, in particular as semiconductors in organic electronics and organic photovoltaics.
Abstract:
The present invention provides the compounds of formulae (3) and (1), wherein n is 0 or 1, R11 and R12 are the same and are selected from the group consisting of CN, OR300, Si(R301)3, NHR302, NR303R304, SR305 and R306, or R11 and R12 together are selected from the group consisting of (a), (b), and (c) and X is Cl, Br or I, and a process for the preparation of compounds of formula (3) comprising the compounds of formula (1) as key intermediates.
Abstract:
The present invention provides the compounds of formulae (3) and (1) wherein n is 0 or 1, R13 and R14 are the same or different and are selected from the group consisting of NHR310, NR311R312, OR313, SR314 and R315, or R13 and R14 together are selected from the group consisting of (a), (b) and (c), and X is CI, Br of I, and a process for the preparation of compounds of formula (3) comprising the compounds of formula (1) as key intermediates.
Abstract:
The present invention relates to a new crystal form of bis(diphenylimidazolidinetrithione- κS4, κS5)-, (SP-4-1)-nickel(II), a printing ink formulation for security printing and security documents, comprising the new crystal form of bis(diphenylimidazolidinetrithione-κS4, κS5)-, (SP-4-1)-nickel(II) as well as its use as IR absorber.
Abstract:
The present invention relates to specific Ga-naphthalocyanine chromophores with short chain alkoxy axial substituents, their use as almost colourless IR absorbers, for optical filter applications; especially for plasma display panels, or for laser welding of plastics. The compounds may be used in compositions for inks, paints and plastics, especially in a wide variety of printing systems and are particularly well-suited for security applications.