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HS Code |
999541 |
| Cas Number | 88-21-1 |
| Molecular Formula | C7H9NO4S |
| Molecular Weight | 203.22 g/mol |
| Iupac Name | 3-amino-4-methoxybenzenesulfonic acid |
| Synonyms | Metanilic acid, 4-methoxy-3-aminobenzenesulfonic acid |
| Appearance | Off-white to pale brown powder |
| Melting Point | 295-298 °C (decomposes) |
| Solubility In Water | Soluble |
| Density | 1.52 g/cm³ (approximate) |
| Pka | 1.9 (sulfonic acid group) |
| Storage Conditions | Store at room temperature, in a tightly closed container, protected from moisture |
As an accredited 3-Amino-4-methoxybenzenesulfonic acid factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | White, screw-cap plastic bottle containing 100 g; Sigma-Aldrich's label displays product name, catalog number, hazard symbols, and storage instructions. |
| Shipping | Shipping for 3-Amino-4-methoxybenzenesulfonic acid (Sigma-Aldrich/Merck/TCI, chemical grade) requires secure, labeled packaging to prevent moisture and contamination. The product is typically shipped in sealed containers, with accompanying safety data sheets. Shipping complies with local and international regulations for safe transport of laboratory chemicals. Temperature and handling requirements may apply. |
| Storage | 3-Amino-4-methoxybenzenesulfonic acid should be stored in a tightly closed container, in a cool, dry, and well-ventilated area away from incompatible substances (such as strong oxidizers). Protect from moisture and direct sunlight. Follow all relevant safety and chemical storage guidelines designated by Sigma-Aldrich, Merck, or TCI. Keep container properly labeled and out of reach of unauthorized personnel. |
Competitive 3-Amino-4-methoxybenzenesulfonic acid prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please call us at +8615365186327 or mail to sales3@ar-reagent.com.
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Tel: +8615365186327
Email: sales3@ar-reagent.com
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