854689-07-9 (苯肼-4-磺酸半水合物,4-Hydrazinobenzenesulfonic acid)

苯肼-4-磺酸半水合物;对肼基苯磺酸半水合物;4-肼基苯磺酸半水;4-肼基苯磺酸半水化合物;对肼基苯磺酸 半水合物;苯肼-4-磺酸 半水合物;4-肼基苯磺酸水合物;

4-Hydrazinobenzenesulfonic acid hemihydrate;4-HYDRAZINOBENZENESULPHONIC ACID HEMIHYDRATE;4-Sulphophenylhydrazine hemihydrate;p-Hydrazinobenzenesulfonic Acid Hemihydrate;Phenylhydrazine-4-sulfonic Acid Hemihydrate;4-Hydrazinobenzenesulfonic acid;4-hydrazinylbenzenesulfonic acid;Phenylhydrazine-4-sulfonic acid;Benzenesulfonic acid, 4-hydrazino-;4-Hydrazinobenzenesulphonic acid;p-Hydrazinobenzenesulfonic acid;p-Sulfophenylhydrazine;4-Sulfophenylhydrazine;Phenylhydrazinesulfonic acid;Phenylhydrazine-p-sulfonic acid;Sulfanilic acid, N-amino-;p-Hydrazinophenylsulfonic acid;Benzenesulfonic acid, p-hydrazino-;4-hydrazinylbenzene-1-sulfonic acid;Benzenesulfonic acid, 4-hydrazinyl-;MFCD00460768;4-Hydrazinylbenzenesulfonic acid hemihydrate;SCHEMBL139057;CS-0322323;E78986;AKOS025310675;854689-07-9;4-hydrazinylbenzenesulfonic acid;hydrate;bis(4-hydrazinylbenzenesulfonic acid) hydrate;

MFCD00480958

QDGWVKGXYCHAAA-UHFFFAOYSA-N

1S/2C6H8N2O3S.H2O/c2*7-8-5-1-3-6(4-2-5)12(9,10)11;/h2*1-4,8H,7H2,(H,9,10,11);1H2

S(C1C=CC(=CC=1)NN)(=O)(=O)O.S(C1C=CC(=CC=1)NN)(=O)(=O)O.O

514779

1608

应用于染料中间体。

以对氨基苯磺酸钠为原料,与水及30%的盐酸混合,冷却至2℃。然后在0-5℃滴加亚硝酸钠溶液,使对氨基苯磺酸钠重氮化。将上述重氮液加入****溶液和重亚硫酸钠的混合液中,加料温度控制在80-85℃,pH值保持6.2-6.7。加毕,继续搅拌1.5h,再加入锌粉、硅藻土、搅拌过滤。将此反应产物用酸处理,即得苯肼-4-磺酸。

514779