-
公开(公告)号:US4343936A
公开(公告)日:1982-08-10
申请号:US245411
申请日:1981-03-19
申请人: Harald Gleinig , Bernd Berger-Lohr , Kurt Breig
发明人: Harald Gleinig , Bernd Berger-Lohr , Kurt Breig
IPC分类号: C09B26/02 , C09B26/04 , C09B44/00 , C07D209/40
CPC分类号: C09B44/005 , C09B26/04
摘要: Cationic dyestuffs of the general formula ##STR1## wherein R.sub.1 represents hydrogen, C.sub.1 -C.sub.4 -alkyl, C.sub.1 - to C.sub.4 -alkoxy, nitro or halogen,R.sub.2 represents hydrogen, C.sub.1 - to C.sub.4 -alkyl, C.sub.1 - to C.sub.4 -alkoxy, halogen or phenylazo,R.sub.3 represents C.sub.1 - to C.sub.3 -alkyl andA.sup..crclbar. represents an anion,are prepared by reacting azo bases of the general formula ##STR2## wherein R.sub.1 and R.sub.2 have the abovementioned meaning, or the salts thereof with inorganic or organic acids, with dialkyl sulphates of the general formula(R.sub.3 --O--).sub.2 SO.sub.2 IIIwherein R.sub.3 has the abovementioned meaning, in the absence of organic solvents and in the presence of water, the weight ratio of azo base to water being 100:20-300 and the molar ratio of azo base to dialkyl sulphate being 1:3.5-5.0, and, if desired, by replacing the alkyl-sulphate anion with another anion.
摘要翻译: 其中R1代表氢,C1-C4烷基,C1-至C4-烷氧基,硝基或卤素,R2代表氢,C1-至C4-烷基,C1-至C4-烷氧基, 卤素或苯偶氮,R3表示C1-至C3-烷基,A( - )表示阴离子,通过使具有上述含义的通式II的偶氮碱或其盐与无机 或有机酸与通式(R 3 -O-)2 SO 2 III的二烷基硫酸盐反应,其中R3具有上述含义,在不存在有机溶剂的情况下,在水存在下,偶氮碱与水的重量比为100: 20-300,偶氮碱与硫酸二烷基酯的摩尔比为1:3.5-5.0,如果需要,用另一种阴离子代替烷基硫酸盐阴离子。
-
公开(公告)号:US4342867A
公开(公告)日:1982-08-03
申请号:US245412
申请日:1981-03-19
申请人: Harald Gleinig , Bernd Berger-Lohr , Kurt Breig
发明人: Harald Gleinig , Bernd Berger-Lohr , Kurt Breig
IPC分类号: C09B26/02 , C09B26/04 , C09B44/00 , C07D209/40
CPC分类号: C09B44/005 , C09B26/04
摘要: Cationic dyestuffs of the general formula ##STR1## wherein R.sub.1 represents hydrogen, C.sub.1 -C.sub.4 -alkyl, C.sub.1 - to C.sub.4 - alkoxy, nitro or halogen,R.sub.2 represents hydrogen, C.sub.1 - to C.sub.4 -alkyl, C.sub.1 - to C.sub.4 -alkoxy, halogen or phenylazo,R.sub.3 represents C.sub.1 - to C.sub.3 -alkyl andA.crclbar. represents an anion,are prepared by reacting azo bases of the general formula ##STR2## wherein R.sub.1, R.sub.2 and R.sub.3 have the abovementioned meaning, with dialkyl sulphates of the general formula(R.sub.3 --O--).sub.2 SO.sub.2 (III)wherein R.sub.3 has the abovementioned meaning, in the absence of organic solvents and in the presence of water, the weight ratio of azo base to water being 100:15-100 and the molar ratio of azo base to dialkyl sulphate being 1:1.5-2.5, and, if desired, by replacing the alkyl-sulphate anion with another anion.
摘要翻译: 通式为(I)的阳离子染料其中R1表示氢,C1-C4-烷基,C1-至C4-烷氧基,硝基或卤素,R2表示氢,C1-至C4-烷基,C1-至C4- 烷氧基,卤素或苯偶氮,R 3表示C 1〜C 3 - 烷基,A( - )表示阴离子,是通过使具有上述含义的通式Ⅻ的偶氮碱与二烷基 其中R3具有上述含义的通式(R3-O-)2SO2(Ⅲ)的硫酸盐,在无有机溶剂存在下,在水存在下,偶氮碱与水的重量比为100:15-100,和 偶氮碱与硫酸二烷基酯的摩尔比为1:1.5-2.5,如果需要,用另一阴离子代替烷基硫酸盐阴离子。
-
公开(公告)号:US4281124A
公开(公告)日:1981-07-28
申请号:US99116
申请日:1979-11-29
IPC分类号: C07D251/42 , C07D251/50 , D06P1/66 , D06P3/60 , C07D295/10
CPC分类号: C07D251/50 , C07D251/42 , D06P1/66
摘要: Compounds of the formula ##STR1## wherein E denotes a reactive substituent which can be split off,D denotes hydrogen, optionally substituted alkyl, aryl, aralkyl, aminocarbonyl, mono- or di-alkylaminocarbonyl, optionally substituted alkoxy, alkylthio, aryloxy, arylthio, aralkoxy or aralkylthio, or a radical of the formula ##STR2## G and G.sub.1 independently of one another denote hydrogen, optionally substituted alkyl, aryl or aralkyl, or, together with N, a 5-membered or 6-membered ring,B and B.sub.1 independently of one another denote a linking member--X--Y--Z--Y.sub.1 --whereinX is bonded to the triazine radical and denotes oxygen, sulphur or ##STR3## R denotes hydrogen, optionally substituted alkyl, alkenyl or aralkyl, Y denotes ##STR4## n denotes a number from 0 to 4, Z denotes an optionally substituted phenylene or naphthylene radical or the radical of the formula --CH.dbd.CH--,Y.sub.1 denotes a radical of the formula ##STR5## n.sub.1 denotes a number from 0 to 4, n and n.sub.1 not simultaneously being 0,n.sub.2 denotes a number from 2 to 5,R.sub.1 and R.sub.2 independently of one another denote hydrogen or alkyl,K.sup.(+) and K.sub.1.sup.(+) independently of one another denote a quaternary radical ##STR6## W, W.sub.1 and W.sub.2 independently of one another denote optionally substituted alkyl, cycloalkyl, alkenyl or aralkyl, orW.sub.1 and W.sub.2 or W, W.sub.1 and W.sub.2, together with the nitrogen atom, denote an optionally substituted heterocyclic ring, orW denotes an amino, monoalkylamino or dialkylamino radical or a radical of the formula ##STR7## n.sub.3 denotes a number from 2 to 4, W.sub.3 denotes an optionally substituted alkyl radical andAn.sup.(-) denotes an anion,are used for increasing the affinity of anionic dyestuffs for fibres which contain nitrogen or hydroxyl groups.
-
-