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HCID 67304Erstellt: 26. Oktober 2026
4-Aminobenzol-1,3-disulfonsure
4-Aminobenzene-1,3-Disulfonic Acid · ANILINE-2,4-DISULFONIC ACID · ANILINE-2,4-DISULPHONIC ACID · 4-Amino-m-benzenedisulfonicacid · 4-amino-3-benzenedisulfonicacid · 4-Aminobenzene-1,3-disulfonicaci · 3-Benzenedisulfonicacid,4-amino-1 · 4-Amino-1,3-benzenedisulfonic acid
https://huagongshe.com/de/chemical/67304
Identifikatoren & physikalische Daten
| CAS No. | 137-51-9 |
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| Summenformel | C6H7NO6S2 |
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| Durchschnittliche Molmasse | 253,3 g/mol |
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| Monoisotopische Masse | 252,97147894 g/mol |
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| SMILES | Nc1ccc(S(=O)(=O)O)cc1S(=O)(=O)O |
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| InChIKey | IMUUNYPYNWXUBO-UHFFFAOYSA-N |
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| PubChem CID | 67304 |
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| EC No. | 205-299-3 |
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| DTXSID | DTXSID4059675 |
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| Lokaler Name | 4-Aminobenzol-1,3-disulfonsure |
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Chemische & physikalische Eigenschaften
| XLogP | -1,6 |
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| Polarare Oberfläche (TPSA) | 152 |
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| H-Brücken-Donoren | 3 |
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| H-Brücken-Akzeptoren | 7 |
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| Frei drehbare Bindungen | 2 |
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| Schwere Atome | 15 |
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| Formalladung | 0 |
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| Komplexität | 416 |
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| Schmelzpunkt | >259°C (dec.) |
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| Siedepunkt | 497.45℃[at 101 325 Pa] |
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| Dichte | 1.844±0.06 g/cm3(Predicted) |
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| Dampfdruck | 0Pa at 25℃ |
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| Lagerbedingungen | Keep in dark place,Sealed in dry,Room Temperature |
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| Löslichkeit | Aqueous Acid (Slightly), DMSO (Slightly), Methanol (Slightly), Water (Slightly)4.3g/L at 21℃ |
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| pKa (Säurekonstante) | -0.93±0.48(Predicted) |
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| Aggregatzustand | Solid |
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| Farbe | White to Grey |
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| Stabilität | Hygroscopic |
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| InChI | InChI=1S/C6H7NO6S2/c7-5-2-1-4(14(8,9)10)3-6(5)15(11,12)13/h1-3H,7H2,(H,8,9,10)(H,11,12,13) |
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| InChIKey | IMUUNYPYNWXUBO-UHFFFAOYSA-N |
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| SMILES | C1(S(O)(=O)=O)=CC=C(N)C(S(O)(=O)=O)=C1 |
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| LogP (Verteilungskoeffizient) | -0.959 at 21℃ |
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| CAS Datenbank | 137-51-9(CAS DataBase Reference) |
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| EPA chemische Informationen | 1,3-Benzenedisulfonic acid, 4-amino- (137-51-9) |
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Sicherheit & Vorschriften
| GHS-Einstufung | DangerH318 (71.7%): Causes serious eye damage [Danger Serious eye damage/eye irritation]P264+P265, P280, P305+P351+P338, P305+P354+P338, P317, and P337+P317 (click each P-code to see the statement)Aggregated GHS information provided per 145 reports by companies from 6 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies. |
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| Regulatorische Informationen | Status: Active Update: 11-01-2013 https://echa.europa.eu/registration-dossier/-/registered-dossier/12587 |
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| Hazard Classes and Categories | Eye Dam. 1 (71.7%) |
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| TSCA-Inventar-Status | TSCA listed |
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