|  | |  |  | 4-Amino-1,3-benzenedisulfonic acid Basic information | 
 | Product Name: | 4-Amino-1,3-benzenedisulfonic acid |  | Synonyms: | ANILINE-2,4-DISULFONIC ACID;ANILINE-2,4-DISULPHONIC ACID;4-aminobenzene-1,3-disulphonic acid;4-Amino-1,3-benzenedisulfonic acid;4-Aminobenzene-1,3-Disulfonic Acid;4-azanylbenzene-1,3-disulfonic acid;3-Benzenedisulfonicacid,4-amino-1;4-amino-3-benzenedisulfonicacid |  | CAS: | 137-51-9 |  | MF: | C6H7NO6S2 |  | MW: | 253.25 |  | EINECS: | 205-299-3 |  | Product Categories: | Intermediates of Dyes and Pigments |  | Mol File: | 137-51-9.mol |  |  | 
|  |  | 4-Amino-1,3-benzenedisulfonic acid Chemical Properties | 
 | Melting point | >259°C (dec.) |  | Boiling point | 497.45℃[at 101 325 Pa] |  | density | 1.844±0.06 g/cm3(Predicted) |  | vapor pressure | 0Pa at 25℃ |  | storage temp. | Keep in dark place,Sealed in dry,Room Temperature |  | solubility | Aqueous Acid (Slightly), DMSO (Slightly), Methanol (Slightly), Water (Slightly) |  | pka | -0.93±0.48(Predicted) |  | form | Solid |  | color | White to Grey |  | Water Solubility | 4.3g/L at 21℃ |  | Stability: | Hygroscopic |  | LogP | -0.959 at 21℃ |  | CAS DataBase Reference | 137-51-9(CAS DataBase Reference) |  | EPA Substance Registry System | 1,3-Benzenedisulfonic acid, 4-amino- (137-51-9) | 
|  |  | 4-Amino-1,3-benzenedisulfonic acid Usage And Synthesis | 
 | Uses | 4-Amino-1,3-benzenedisulfonic Acid is used as a reagent in the synthesis of arylazopyridoxal phosphate and phosphonate derivatives as P2 receptor antagonists. |  | Flammability and Explosibility | Nonflammable | 
|  |  | 4-Amino-1,3-benzenedisulfonic acid Preparation Products And Raw materials | 
 |