会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 4. 发明授权
    • Naphtholsulphonic acid compounds, their preparation and use as coupling
components
    • 萘磺酸化合物,其制备和用作偶联组分
    • US4435334A
    • 1984-03-06
    • US334613
    • 1981-12-28
    • Frank-Michael StohrPeter WildHorst Nickel
    • Frank-Michael StohrPeter WildHorst Nickel
    • C07D487/08C07C67/00C07C301/00C07C303/22C07C303/38C07C303/40C07C309/50C07C311/37C07C313/00C07C315/04C07C317/36C09B44/02C07C143/38C07C143/53
    • C09B44/02
    • Compounds which contain ammonium groups and sulphonic acid groups and which, in the betaine form, correspond to the formula ##STR1## wherein X denotes --CO-- or --SO.sub.2 --,R.sub.1 denotes hydrogen or alkyl,R.sub.2, R.sub.3 and R.sub.4, independently of one another denote alkyl, alkenyl or aralkyl, orR.sub.4 denotes ##STR2## Y denotes alkylene or xylylene, m denotes 1 or 2,n denotes 0 or 1, andR.sub.5 and R.sub.6, independently of one another, denote hydrogen, alkyl, alkoxy or halogen, and in addition, if n=1,R.sub.2 or R.sub.4 denotes amino, alkylamino, dialkylamino, aryl or cycloalkyl,R.sub.2 and R.sub.3, together with the nitrogen atom which is bonded to them, denote a 5-membered or 6-membered ring,R.sub.2, R.sub.3 and R.sub.4, together with the nitrogen atom which is bonded to them, denote a pyridinium ring, a group of the formula ##STR3## or hydrogen, Y denotes arylene, benzylene or a radical of the formula ##STR4## Z denotes a direct bond, --(CH.sub.2).sub.p --, --O--, --O--(CH.sub.2).sub.p --O--, --SO.sub.2 --, --NHCO--, --NHCONH--, --NHCO--(CH.sub.2).sub.p --CONH-- or --CONH--(CH.sub.2).sub.p --NHCO--,p denotes 1, 2 or 3, andR.sub.7 denotes hydrogen, alkyl, alkoxy or halogen, and wherein the cyclic and acyclic radicals can contain non-ionic substituents, their preparation and their use as coupling components in the preparation of azo dyestuffs.
    • 含有铵基团和磺酸基团的化合物,其甜菜碱形式对应于下式:其中X表示-CO-或-SO 2 - ,R 1表示氢或烷基,R 2,R 3和R 4独立地为 或者R 4表示Y表示亚烷基或亚二甲苯,m表示1或2,n表示0或1,R 5和R 6彼此独立地表示氢,烷基,烷氧基或卤素 ,另外如果n = 1,则R2或R4表示氨基,烷基氨基,二烷基氨基,芳基或环烷基,R2和R3与与它们键合的氮原子一起表示5元或6元环, R2,R3和R4与与它们键合的氮原子一起表示吡啶鎓环,式为“IMAGE”或氢的基团,Y表示亚芳基,亚苯基或下式的基团Z表示 直链, - (CH 2)p - , - O - , - (CH 2)p O - , - SO 2 - , - NHCO-, - NHCONH-,-NHCO-(CH 2)p CONH或-CONH- CH2)p-NHCO-,p表示1,2或 3,并且R 7表示氢,烷基,烷氧基或卤素,并且其中环和非环基团可以含有非离子取代基,它们的制备及其作为偶氮染料制备中偶联组分的用途。