2-Aminotoluene-5-sulfonic acid
- Product Name2-Aminotoluene-5-sulfonic acid
- CAS98-33-9
- CBNumberCB4450302
- MFC7H9NO3S
- MW187.22
- EINECS202-658-6
- MDL NumberMFCD00025198
- MOL File98-33-9.mol
- MSDS FileSDS
Chemical Properties
| Melting point | 290°C |
| Density | 1.3553 (rough estimate) |
| refractive index | 1.6100 (estimate) |
| storage temp. | Storage temp. 2-8°C |
| pka | pK1: 3.125 (25°C) |
| form | powder |
| color | Faint beige to faint red/orange |
| Water Solubility | 5g/L(20 ºC) |
| InChI | InChI=1S/C7H9NO3S/c1-5-4-6(12(9,10)11)2-3-7(5)8/h2-4H,8H2,1H3,(H,9,10,11) |
| InChIKey | WQTCZINVPXJNEL-UHFFFAOYSA-N |
| SMILES | C1(S(O)(=O)=O)=CC=C(N)C(C)=C1 |
| LogP | 0.076 at 25℃ |
| CAS DataBase Reference | 98-33-9(CAS DataBase Reference) |
| FDA UNII | ET833CB2KU |
| EPA Substance Registry System | Benzenesulfonic acid, 4-amino-3-methyl- (98-33-9) |
Safety
| Symbol(GHS) |
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| Signal word | Warning | |||||||||
| Hazard statements | H315-H319-H335 | |||||||||
| Precautionary statements | P261-P280a-P304+P340-P305+P351+P338-P405-P501a | |||||||||
| Hazard Codes | T | |||||||||
| Risk Statements | 45-34 | |||||||||
| Safety Statements | 53-26-36/37/39-45 | |||||||||
| RIDADR | 2811 | |||||||||
| TSCA | TSCA listed | |||||||||
| HazardClass | 8 | |||||||||
| PackingGroup | III | |||||||||
| HS Code | 2921420090 | |||||||||
| NFPA 704: |
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