Sulfanilic acid
SIAL/86090 - puriss. p.a., ≥99.0% (T)
Synonym: 4-
CAS Number: 121-57-3
Empirical Formula (Hill Notation): C6H7NO3S
Molecular Weight: 173.19
EC Number: 204-482-5
MDL Number: MFCD00007886
Linear Formula: 4-(H2N)C6H4SO3H
Product Type: Chemical
| anion traces | chloride (Cl-): ≤20 mg/kg |
| nitrite (NO2-): ≤0.5 mg/kg | |
| sulfate (SO42-): ≤50 mg/kg | |
| assay | ≥99.0% (T) |
| cation traces | Ca: ≤10 mg/kg |
| Cd: ≤5 mg/kg | |
| Co: ≤5 mg/kg | |
| Cr: ≤5 mg/kg | |
| Cu: ≤5 mg/kg | |
| Fe: ≤5 mg/kg | |
| K: ≤50 mg/kg | |
| Mg: ≤5 mg/kg | |
| Mn: ≤5 mg/kg | |
| Na: ≤50 mg/kg | |
| Ni: ≤5 mg/kg | |
| Pb: ≤5 mg/kg | |
| Zn: ≤5 mg/kg | |
| form | powder or crystals |
| grade | puriss. p.a. |
| ign. residue | ≤0.01% (as SO4) |
| impurities | ≤1% ortho/meta-aminobenzene sulfonic acid (HPLC) |
| InChI | 1S/C6H7NO3S/c7-5-1-3-6(4- |
| InChI key | HVBSAKJJOYLTQU-UHFFFAOYSA |
| mp | >300 °C (lit.) |
| Quality Level | 200  |
| SMILES string | Nc1ccc(cc1)S(O)(=O)=O |
| Application: | Sulfanilic acid may be used for the functionalization of single-walled carbon nanotubes (SWNTs) with aryl sulfonate groups. |
| Symbol |  GHS07 |
| Signal word | Warning |
| Hazard statements | H315 - H317 - H319 |
| Precautionary statements | P261 - P264 - P272 - P280 - P302 + P352 - P305 + P351 + P338 |
| Hazard Codes | Xi |
| Risk Statements | 36/38-43 |
| Safety Statements | 24-37 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 1 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | ≥99.0% (T) |
| mp | >300 °C (lit.) |
| UNSPSC | 12352100 |