The chlorides of nitronaphthalene sulphonic acids are reacted with amino or hydroxy or amino-acids are reacted with amino or hydroxy or amino-hydroxy compounds, especially of the aromatic or heterocyclic series to produce compounds as follows:- p : p1 - bis - (1 - Methyl - 5 - nitronaphthalene - 4 - sulphonic acid) - diphenyl ester, m.p. 224 DEG C. (example 2) made by stirring 1-methyl-5-nitronaphthalene - 4 - sulphochloride with p : p1 - dihydroxy-diphenyl and caustic soda in acetone, solvent removal and re-crystallization. 1 - Methyl - 5 : x - dinitronaphthalene - 4 - sulphonic acid - (11 - phenyl - 31 - methyl - 51 - pyrazole) - ester (decomposes at 100 DEG C.) made by heating the corresponding acid, which is itself made by nitrating 1-methylnaphthalene-4-sulphochloride, with the corresponding pyrazolone and caustic soda in acetone, solvent removal and washing after acidification. 1 - Methyl - 5 - x - dinitronaphthalene - 4 - sulphonic acid - [61 - hydroxy - pyridino - (111 : 211 : 11 : 21) - benzimidazole] ester (decomposes at 190 DEG C.) is made similarly using the corresponding benzimidazole. p : p1 - bis - (1 - Methyl - 5 - x - dinitronaphthalene - 4 - sulphonamido - diphenylamine (decomposes at 145 DEG C.) (example 3) is made similarly using diamino-diphenylamine. p : p1 - bis - (1 - Methyl - 5 : x - dinitronaphthalene - 4 - sulphonamido) - 2 : 21 - dimethoxy - diphenylsulphide (decomposes at 165 DEG C.) i made similarly using 4 : 41-diamino-2 : 21-dimethoxy-diphenylsulphide. The corresponding sulphone is made analogously. p : p1 - bis - (1 - Methyl - 8 - nitronaphthalene - 4 - sulphonamido) - diphenylmethane (decomposes at 160 DEG C.) is made similarly from the corresponding sulphochloride and diaminodiphenylmethane. N : N1 - bis - (1 - methyl - 5 : x - dinitronaphthalene - 4 - sulphonyl) - 4 (or else 7) - aminobenzimidazole (decomposes at 250 DEG C.) (example 4) is made similarly from the corresponding sulphochloride and 7-amino-benzimidazole. p : p1 - bis - (1 : 8 - Nitronaphthalene - sulphonamido)-diphenylmethane (m.p. 170 DEG C.) (example 5) is made similarly from the corresponding sulphochloride and diaminodiphenylmethane. The bis - [naphthyoquinone - (1 : 2) - diazide - (2) - 5 - sulphonic acid] ester of bis - (2 - hydroxynaphthyl 1) methane (example 6) is made by condensation thereof using sodium carbonate in acetone. O - N - bis - (1 : 8 - nitronaphthalene - sulphonyl) - p - N - methylaminophenol (m.p. 250 DEG C.) (example 7) is made by condensing the corresponding sulphochloride with metol. p - [Naphthoquinone - (11 : 21) - diazide - (21) - 51 - sulphonamido] - phenol - 1 - nitronaphthalene-8-sulphonic acid ester (m.p. 220 DEG C.) (example 9) is made by condensing the condensation product of metol and 2-diazo-1-naphthol - 5 - sulphonic acid with 1 : 8 - nitronaphthalene-sulphonic acid chloride in alkaline dioxane.
硝基萘磺酸氯化物与氨基、羟基或氨基酸反应,或者氨基、羟基或氨基羟基化合物与芳香族或杂环系列反应,以产生以下化合物:p:p1-双(1-甲基-5-硝基萘磺酸)-二苯酯,熔点224℃(例2),通过在丙酮中搅拌1-甲基-5-硝基萘磺酰氯与p:p1-二羟基二苯并苏打和氢氧化钠反应,去除溶剂并重结晶得到。1-甲基-5:x-二硝基萘磺酸-(11-苯基-31-甲基-51-吡唑啉)-酯(分解温度100℃),通过将相应的酸加热制得,该酸本身是通过硝化1-甲基萘磺酰氯制得,与相应的吡唑酮和氢氧化钠在丙酮中反应,去除溶剂并在酸化后洗涤得到。1-甲基-5-x-二硝基萘磺酸-[61-羟基-吡啶-(111:211:11:21)-苯并咪唑]酯(分解温度190℃)也是类似地使用相应的苯并咪唑制备的。p:p1-双(1-甲基-5-x-二硝基萘磺酰胺-二苯胺(分解温度145℃)(例3)也是类似地使用二氨基二苯胺制备的。p:p1-双(1-甲基-5:x-二硝基萘磺酰胺)-2:21-二甲氧基-二苯基硫醚(分解温度165℃)也是类似地使用4:41-二氨基-2:21-二甲氧基-二苯基硫醚制备的。相应的砜类似地制备。p:p1-双(1-甲基-8-硝基萘磺酰胺)-二苯甲烷(分解温度160℃)也是类似地使用相应的萘磺酰氯和二氨基二苯甲烷制备的。N:N1-双(1-甲基-5:x-二硝基萘磺酰基)-4(或7)-氨基苯并咪唑(分解温度250℃)(例4)也是类似地使用相应的萘磺酰氯和7-氨基苯并咪唑制备的。p:p1-双(1:8-硝基萘磺酰胺)-二苯甲烷(熔点170℃)(例5)也是类似地使用相应的萘磺酰氯和二氨基二苯甲烷制备的。双[萘醌-(1:2)-重氮-(2)-5-磺酸基]-双(2-羟基萘基1)甲烷(例6)是通过在丙酮中使用碳酸钠对其进行缩合制备的。O-N-双(1:8-硝基萘磺酰基)-p-N-甲基氨基酚(熔点250℃)(例7)是通过将相应的萘磺酰氯与甲酚缩合制得的。p-[萘醌-(11:21)-重氮-(21)-51-磺酰胺基]-酚-1-硝基萘磺酸酯(熔点220℃)(例9)是通过将甲酚和2-重氮-1-萘酚-5-磺酸的缩合产物与1:8-萘磺酰氯在碱性二噁烷中缩合制备的。