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CAS 137-65-5

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2-Amino-5-(aminosulfonyl)benzoic acid

Description:
2-Amino-5-(aminosulfonyl)benzoic acid, commonly known as sulfanilic acid, is an aromatic sulfonic acid characterized by its amino and sulfonamide functional groups. It appears as a white to off-white crystalline powder and is soluble in water, making it useful in various applications. The compound has a molecular formula that reflects its structure, featuring a benzene ring substituted with an amino group and a sulfonyl group. Sulfanilic acid is primarily used in the synthesis of azo dyes and as a reagent in analytical chemistry, particularly in the determination of nitrite levels in water. It also serves as a precursor in the production of pharmaceuticals and other chemical compounds. The substance exhibits moderate toxicity, and safety precautions should be taken when handling it, as it can cause irritation to the skin and eyes. Overall, sulfanilic acid is an important compound in both industrial and laboratory settings due to its versatile chemical properties.
Formula:C7H8N2O4S
InChI:InChI=1S/C7H8N2O4S/c8-6-2-1-4(14(9,12)13)3-5(6)7(10)11/h1-3H,8H2,(H,10,11)(H2,9,12,13)
InChI key:InChIKey=JRGAUAWPCLQHTF-UHFFFAOYSA-N
SMILES:C(O)(=O)C1=CC(S(N)(=O)=O)=CC=C1N
Synonyms:
  • 2-Amino-5-(aminosulfonyl)benzoic acid
  • 2-Amino-5-(aminosulphonyl)benzoic acid
  • 2-Amino-5-Sulfamoylbenzoic Acid
  • 2-Aminobenzoic Acid-5-Sulfonamide
  • 5-Sulfamoylanthranilic acid
  • Anthranilic acid, 5-sulfamoyl-
  • Benzoic acid, 2-amino-5-(aminosulfonyl)-
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