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直接红79

时间:2023-07-15  来源:化工号   作者:C37H28N6Na4O17S4
  • 直接红79
  • 直接红 6BL
  • C.I.直接红79
  • 中文名 直接红79
    英文名 Direct Red 79
    别名 直接红79
    直接红 6BL
    C.I.直接红79
    英文别名 Direct Red 79
    C.I.DIRECTRED79
    C.I. Direct Red 79
    Chlorantine Fast Red 6BLL
    Direct red 79 (C.I. 29065)
    C.I. Direct Red 79, tetrasodium salt
    4,4'-[carbonylbis[imino(5-methoxy-2-methyl-4,1-7-naphthalenedisulfonic acid
    Urea, N,N'-bis[[4-[[(3,6-disulfo-8-hydroxy) naphthalene-1-yl]azo]-2-methoxy-5-methyl] phenyl]-, tetrasodium salt
    tetrasodium 4,4'-[carbonylbis[imino(5-methoxy-2-methyl-4,1-phenylene)azo]]bis[5-hydroxynaphthalene-2,7-disulphonate]
    2,7-Naphthalenedisulfonic acid, 4,4-carbonylbisimino(5-methoxy-2-methyl-4,1-phenylene)azobis5-hydroxy-, tetrasodium salt
    direct red 79 2,7-Naphthalenedisulfonic acid, 4,4'-[carbonylbis [imino(5-methoxy-2-methyl-4,1-phenylene) azo]] bis[5-hydroxy-, tetrasodium salt
    tetrasodium 4-hydroxy-5-[(E)-{4-[({4-[(E)-(8-hydroxy-3,6-disulfonatonaphthalen-1-yl)diazenyl]-2-methoxy-5-methylphenyl}carbamoyl)amino]-5-methoxy-2-methylphenyl}diazenyl]naphthalene-2,7-disulfonate
    CAS 1937-34-4
    EINECS 217-708-2
    化学式 C37H28N6Na4O17S4
    分子量 1048.8673
    InChI InChI=1/C37H32N6O17S4.4Na/c1-17-5-27(33(59-3)15-25(17)40-42-29-11-21(61(47,48)49)7-19-9-23(63(53,54)55)13-31(44)35(19)29)38-37(46)39-28-6-18(2)26(16-34(28)60-4)41-43-30-12-22(62(50,51)52)8-20-10-24(64(56,57)58)14-32(45)36(20)30;;;;/h5-16,44-45H,1-4H3,(H2,38,39,46)(H,47,48,49)(H,50,51,52)(H,53,54,55)(H,56,57,58);;;;/q;4*+1/p-4/b42-40+,43-41+;;;
    密度 1.606[at 20℃]
    水溶性 2.14g/L at 20℃
    蒸汽压 0Pa at 25℃
    存储条件 Room Temprature
    物化性质 溶于水,水溶液呈红色至蓝光红色,在水中溶解度为 15g/L (60℃)、24g/L (97℃),对硬水很敏感。水溶液中加入浓盐酸产生蓝光绿色沉淀;加入浓氢氧化钠溶液呈黄光橙色。微溶于乙二醇乙醚,不溶于其他有机溶剂。于浓硫酸中呈蓝色,稀释后呈紫色;于浓硝酸中呈蓝黑色溶液,后转呈蓝色,最后呈橄榄色。染色时遇铜、铁离子色光稍有变化。
    上游原料 2-甲氧基-5-甲基苯胺
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