摘要:
The invention relates to a method for producing terrylen-3,4:11,12-tetracarboxylic acid diimids of general formula (I), wherein R and R' are independently hydrogen, possibly substituted C1-C30-alkyl, C5-C8-cycloalkyl, aryl or hetaryl consisting in a) reacting a diboran (II) in the presence an aprotic organic solvent, a transition metal-based catalyst and a base with a1) a 9-brom-perylen-3,4-dicarboxyl acid imid (IIIa) or a2) a naphthalene-1,8-dicarboxylic-acid imid (IIIb), b1) in submitting a formed 9-(dioxaborolan-2-yl)perylene-3,4-dicarboxylic acid imid (IVa) in the presence of an organic solvent preferably mixed with water, a transition metal-based catalyst and a base to a Suzuki-coupling reaction with a naphthalene-1,8-dicarboxylic carbon imid (IIIb) or b2) a submitting a formed 4-(dioxaborolan-2-yl)naphthalene-1,8-dicarboxylic acid imid (IVb) in the presence of an organic solvent preferably mixed with water, a transition metal-based catalyst and a base to a Suzuki-coupling reaction with a 9-brom-perylen-3,4-dicarbon acid imid (IIIa) and c)in transforming a formed 9-(4-naphthalene-1,8-dicarboxylic acid imid) perylene-3,4-dicarboxylic acid imid (V) into the terrylen-3,4:11,12-tetracarbon acid di-imid base (I) by cyclodehydration in an organic reaction medium exhibiting hydroxy and amino functions and containing a substantially insoluble base.
摘要:
The invention relates to a method for the production of polymers from N-vinyl compounds, characterized in that vinyl compounds are polymerized in the presence of radicals of general formula (I), wherein Q stands for NR2 or S and T stands for CR3R4 or S and R?1, R2, R3 and R4¿ can be identical to or different from each other and independently stand for hydrogen, C¿1?- to C20-alkyl or C6- to C18-aryl.
摘要:
Disclosed are rylene dyes of general formula (I), in which R represents hydrogen, optionally substituted C1-C30 alkyl, C5-C8 cycloalkyl, aryl, or hetaryl, R' represents bromine, cyano, -NR 2, optionally substituted aryloxy, arylthio, hetaryloxy, or hetarylthio, optionally substituted C3-C18 alk-1-inyl, X and Y both represent hydrogen or jointly represent a radical of formula (Ia), n represents 2, 3, 4, or additionally 1 if X and Y represent a radical of formula (Ia), n' represents 1 to 4, and m represents 0 to 6.
摘要:
The invention concerns a process for preparing polymers, characterized in that polymerization is carried out in the presence of radicals of general formula (I), in which Q means NR or S and T means CR R or S, and R , R , R and R may be the same or different from one another and independently of one another mean hydrogen, C1-C20 alkyl or C6-C18 aryl.
摘要:
The invention concerns a process for preparing polymers, characterized in that polymerization is carried out in the presence of radicals of general formula (I), in which Q means NR2 or S and T means CR4R5 or S, and R?1, R2, R3 and R4¿ may be the same or different from one another and independently of one another mean hydrogen, C¿1?-C20 alkyl or C6-C18 aryl.
摘要:
The invention relates to a method for the production of terylene-3,4:11,12-tetracarboxydiimides (I) in which the variables have the following meanings: R, R' independently = H, optionally substituted alkyl or cycloalkyl, aryl or heteroaryl, R1 = H or alkyl; R2 = H, alkyl, optionally substituted aryl or heteroaryl, whereby a perylene-3,4-dicarboxyimide (II) is reacted with a naphthalene-1,8-dicarboxyimide (III), where X = H, bromine or chlorine, in the presence of a base-stable, high boiling organic solvent and an alkali or alkaline earth metal base.
摘要:
The invention relates to a method for the production of polymers from N-vinyl compounds, characterized in that vinyl compounds are polymerized in the presence of radicals of general formula (I), wherein Q stands for NR or S and T stands for CR R or S and R , R , R and R can be identical to or different from each other and independently stand for hydrogen, C1- to C20-alkyl or C6- to C18-aryl.
摘要:
The invention relates to rylene derivatives of the general formula (I), in which: R represents hydrogen or optionally substituted C1-C30 alkyl, aryl or heteroaryl; R1 represents hydrogen or bromine; R2 represents hydrogen or C¿1?-C6 alkyl; R?3¿ represents hydrogen, C¿1?-C18 alkyl or optionally substituted aryl or heteroaryl; and n represents 2 or 3.
摘要:
The invention relates to rylene dyes of general formula (I), in which: R represents hydrogen or optionally substituted C1-C30 alkyl, aryl or heteroaryl; R' represents optionally substituted C2-C30 alkyl or C5-C8 cycloalkyl, or substituted methyl; n represents 0 or 1. The invention also relates to the production of said dyes, to the use thereof for colouring highly molecular organic and inorganic materials and to aminorylene-3,4-dicarboxylic acid imides IV as their intermediate products.