Metanilic acid
Buy Metanilic acid (CAS 121-47-1) from Zemixal: C6H7NO3S, COA and SDS with every lot, worldwide shipping. Ships from India to 120+ countries.
About Metanilic acid
Metanilic acid is part of the Zemixal sulfur Compounds (Thiols, Sulfides, Sulfonates) range. Identity at a glance (97%): CAS 121-47-1, formula C6H7NO3S and molar mass 173.19 g/mol. It is described as solid.
Typical applications
- Organic synthesis
- API synthesis
Storage and safety notes
Literature values: boiling point >300 °C. Solubility: ethanol: very slightly soluble(lit.). Hazard communication follows GHS (Warning: H302, H312 and H332). Our SDS lists exposure controls and first-aid measures.
Order it in 250 g, 500 g, 5 x 1 kg and 4 x 25 kg packs or ask for a bulk quotation. Every shipment includes a batch certificate of analysis and a 16-section SDS. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.
Typical uses
- Organic synthesis
- API synthesis
Applications
Specifications and identifiers
| Product name | Metanilic acid |
|---|---|
| Catalogue number | ZX-009950 |
| CAS number | 121-47-1 |
| IUPAC name | 3-aminobenzenesulfonic acid |
| Molecular formula | C6H7NO3S |
| Molar mass | 173.19 g/mol |
| Exact mass | 173.0147 |
| Purity / assay | 97% |
| Physical form | Solid |
| Appearance | Solid |
| Boiling point | >300 °C |
| Solubility | Ethanol: very slightly soluble(lit.) |
| XLogP3 | -0.2 |
| H-bond donors / acceptors | 2 / 4 |
| Topological polar surface area | 88.8 Ų |
| HS code | 29214290 |
| InChIKey | ZAJAQTYSTDTMCU-UHFFFAOYSA-N |
| SMILES | C1=CC(=CC(=C1)S(=O)(=O)O)N |
| PubChem CID | 8474 |
| Synonyms | m-Aminobenzenesulfonic acid, m-Sulfanilic acid, Benzenesulfonic acid, 3-amino-, m-Anilinesulfonic acid, 1-Aminobenzene-3-sulfonic acid, Kyselina metanilova, Aniline-m-sulfonic acid, 3-Aminobenzenesulphonic acid, Aminobenzenesulfonic acid, 3-aminobenzene-1-sulfonic acid, 3-Sulfoaniline, Kyselina anilin-3-sulfonova |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Warning
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H332Harmful if inhaled
Precautionary statements P261, P264, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P317, P321, P330, P362 + P364, P501
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 250 g | Quoted on request | |
| 500 g | Quoted on request | |
| 5 x 1 kg | Quoted on request | |
| 4 x 25 kg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
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