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91-30-5 4-Aminodiphenyamine-2-sulfonic acid

product Name 4-Aminodiphenyamine-2-sulfonic acid
CAS No 91-30-5
Synonyms 5-Amino-2-(phenylamino)-benzenesulfonic acid; 2-(Phenylamino)-5-aminobenzenesulfonic acid; 4-Amino-1,1'-diphenylamine-2-sulfonic acid; 4-Amino-2-sulfodiphenylamine; 5-Amino-2-anilinobenzenesulfonic acid; 6-Anilinometanilic acid; N-Phenyl-p-phenylenediamine-2-sulfonic acid; 4-Aminodiphenylamine-2-Sulfonic Acid
Molecular Formula C12H12N2O3S
Molecular Weight 264.3003
InChI InChI=1/C12H12N2O3S/c13-9-6-7-11(12(8-9)18(15,16)17)14-10-4-2-1-3-5-10/h1-8,14H,13H2,(H,15,16,17)
EINECS 202-058-4
Molecular Structure 91-30-5 4-Aminodiphenyamine-2-sulfonic acid
Density 1.464g/cm3
Refractive index 1.69

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Specifications 99% min
Packing 25kg 50kg drum or bag
Description What is the chemical of 4-Amino Diphenyl Amine 2-Sulfonic Acid ? Appearance: Grey white powder ; Assay: 99% min by HPLC ; IR Identity: conform to standard ; HNMR£º conform to standard ; carbon spectrum: conform to standard ; Water by K. F.:0.5% max or as per the customer¡¯s request ; Loss on drying:0.5% max. or as per the customer¡¯s request ; ========================================================== It is mainly used as an organic intermediate for dye synthesis, preparation of sulfonic acid amino compounds, and large-scale production of industrial raw materials ============================================================================ synthetic route The standard synthesis pathway for 4-aminodiphenylamine-2-sulfonic acid (91-30-5) is not detailed in public information. However, based on its structure (including diphenylamine skeleton and sulfonic acid group), it can be reasonably inferred that it may be synthesized through the following methods: 1. Diphenylamine sulfonation met...
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