Metanilic acid
 | |
| Names | |
|---|---|
| Preferred IUPAC name
3-Aminobenzene-1-sulfonic acid | |
| Other names
3-Aminobenzenesulfonic acid m-Anilinesulfonic acid | |
| Identifiers | |
| 121-47-1 | |
| 3D model (Jmol) | Interactive image |
| ChemSpider | 8161 |
| ECHA InfoCard | 100.004.067 |
| EC Number | 204-473-6204-473-6 |
| PubChem | 8474 |
| UNII | OT03NUM20P  |
| UN number | 2585 |
| |
| |
| Properties | |
| C6H7NO3S | |
| Molar mass | 173.19 g·mol−1 |
| Appearance | Beige powder |
| Density | 1.69 |
| Melting point | >300 °C (lit.) |
| Less than 1 mg/mL at 22 °C (72 °F) | |
| Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). | |
| Infobox references | |
Metanilic acid is an isomer of sulfanilic acid with the sulfonic acid with molecular formula C
6H
7NO
3S and molecular weight 173.18968 g/mol.[1][2][3][4] It is white powder that is slightly soluble in water.
References
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