HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
HCID 6664Erstellt: 27. Oktober 2026
2-Nitrobenzolsulfonsure
Evocalcet impurity 49 · Ivankasse Impurity 30 · O-NITROBENZENESULFONIC ACID · 2-Nitrobenzenesulfonic acid · 2-nitrobenzenesulphonic acid · 2-NITROBENZENESULFONATE ACID · Benzenesulfonic acid, 2-nitro- · ortho-Nitrobenzenesulfonic acid
https://huagongshe.com/de/chemical/6664
Identifikatoren & physikalische Daten
| CAS No. | 31212-28-9 |
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| Summenformel | C6H5NO5S |
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| Durchschnittliche Molmasse | 203,17 g/mol |
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| Monoisotopische Masse | 202,98884326 g/mol |
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| SMILES | O=[N+]([O-])c1ccccc1S(=O)(=O)O |
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| InChIKey | HWTDMFJYBAURQR-UHFFFAOYSA-N |
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| PubChem CID | 6664 |
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| EC No. | 201-311-6 |
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| DTXSID | DTXSID601033533 |
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| Lokaler Name | 2-Nitrobenzolsulfonsure |
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Chemische & physikalische Eigenschaften
| XLogP | 0,5 |
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| Polarare Oberfläche (TPSA) | 109 |
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| H-Brücken-Donoren | 1 |
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| H-Brücken-Akzeptoren | 5 |
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| Frei drehbare Bindungen | 1 |
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| Schwere Atome | 13 |
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| Formalladung | 0 |
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| Komplexität | 287 |
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| Stoffklassen | Corrosives |
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| Physical Description | Nitrobenzenesulfonic acid appears as a whitish colored solid in the form of flakes. It will form a corrosive solution in water. Denser than water. Severely irritates skin and eyes. Used to make other chemicals. |
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| Dichte | 1.637 |
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| pKa (Säurekonstante) | -1.43±0.18(Predicted) |
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| Aggregatzustand | powder to crystal |
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| Farbe | Light orange to Yellow to Green |
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| CAS Datenbank | 80-82-0(CAS DataBase Reference) |
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Sicherheit & Vorschriften
| GHS-Einstufung | This chemical does not meet GHS hazard criteria for 92.5% (37 of 40) of all reports.Not ClassifiedAggregated GHS information provided per 40 reports by companies from 3 notifications to the ECHA C&L Inventory. |
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| Regulatorische Informationen | The New Jersey Worker and Community Right to Know Act requires public and private employers to provide information about hazardous substances at their workplaces. (N.J.S.A. 34:5A-1 et. seq.) |
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| DOT-Kennzeichnung | Corrosive |
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| Brandgefahren | Excerpt from ERG Guide 153 [Substances - Toxic and/or Corrosive (Combustible)]:· Combustible material: may burn but does not ignite readily. |
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| Gesundheitsgefahren | Excerpt from ERG Guide 153 [Substances - Toxic and/or Corrosive (Combustible)]:· TOXIC and/or CORROSIVEinhalation, ingestion or skin contact with material may cause severe injury or death. |
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| DOT-Nummer und Handbuch | 2305 153 |
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| Reaktive Gruppe | Acids, Strong Oxidizing |
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| Reactivity Alerts | Strong Oxidizing Agent |
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| Reactivity Profile | Self-reactive. NITROBENZENESULFONIC ACID is known to decompose violently at about 200 °C [MCA Case History 1482. 1968]. |
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| DOT Hazard Classification | Nitrobenzenesulfonic acidUN2305Class 8 Corrosive material (49 eCFR § 173.136)PG II: the degree of danger presented by the material is medium |
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| Air and Water Reactions | It will form a corrosive solution in water. When diluted with water generates considerable heat. |
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| Hazard Classes and Categories | Not ClassifiedCorrosives |
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| Brandbekämpfung | Excerpt from ERG Guide 153 [Substances - Toxic and/or Corrosive (Combustible)]: |
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