Benzidinesulfonic acid
5-amino-2-(4-aminophenyl)benzenesulfonic acid
Also Known As: benzidinesulfonic acid|Benzidinsulfosaure|4,4'-diaminobiphenyl-2-sulfonic acid|4,4'-diamino-biphenyl-2-sulfonic acid|5-amino-2-(4-aminophenyl)benzenesulfonic Acid|4,4'-Diamino[1,1'-biphenyl]-2-sulfonic acid
CAS: 5451-22-9
| Molecular Formula | C12H12N2O3S |
|---|---|
| Molecular Weight | 264.05685 g/mol |
| LogP | 0.9 |
| Topological Polar Surface Area | 115.0 Ų |
| Hydrogen Bond Donors | 3 |
| Hydrogen Bond Acceptors | 5 |
| Rotatable Bonds | 2 |
| Exact Mass | 264.05685 |
| Monoisotopic Mass | 264.05685 |
| Heavy Atoms | 18 |
| Complexity | 371.0 |
Chemical Identifiers
| CAS Number | 5451-22-9 |
|---|---|
| SMILES | C1=CC(=CC=C1C2=C(C=C(C=C2)N)S(=O)(=O)O)N |
| InChIKey | ZBZGGZGVFCIXDE-UHFFFAOYSA-N |
Patent-Derived Application Labels
Derived from 9 IPC patent classification(s) across the SureChEMBL global patent database.
Agrochemicals (43 patents)
Catalysts (10 patents)
Coatings & Adhesives (7 patents)
Dyes & Pigments (21 patents)
Organic Building Blocks (4 patents)
Pharmaceutical Intermediates (3 patents)
Polymer Intermediates (2 patents)
Specialty Chemicals (2 patents)
Textile Chemicals (34 patents)
Product Overview
Benzidinesulfonic acid (CAS 5451-22-9), with molecular formula C12H12N2O3S and molecular weight 264.05685 g/mol. IUPAC: 5-amino-2-(4-aminophenyl)benzenesulfonic acid.
Safety Data Sheet (MSDS / SDS)
View the Laboratory Chemical Safety Summary (LCSS) on PubChem — includes GHS classifications, hazard statements, first aid measures, and handling precautions.
View MSDS →
Frequently Asked Questions
What is the typical lead time for this product?
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Yes, we offer sample quantities for quality testing. Please submit an inquiry with your requirements and we will arrange samples accordingly.
What documentation do you provide with the product?
We provide COA (Certificate of Analysis), MSDS (Material Safety Data Sheet), and technical data sheets with each shipment.
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