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CAS 89694-28-0

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4-Amino-3-(aminosulfonyl)benzoic acid

Description:
4-Amino-3-(aminosulfonyl)benzoic acid, also known as sulfanilic acid, is an aromatic sulfonic acid characterized by the presence of both amino and sulfonyl functional groups attached to a benzoic acid structure. This compound typically appears as a white to off-white crystalline solid and is soluble in water due to the presence of its polar functional groups. It has a molecular formula that reflects its complex structure, which includes an amino group (-NH2) and a sulfonyl group (-SO2NH2) that contribute to its acidic properties. The compound is often used in the synthesis of dyes, particularly azo dyes, and serves as a reagent in various chemical analyses, including the detection of nitrites in water. Additionally, it has applications in pharmaceuticals and as an intermediate in organic synthesis. Its properties, such as melting point and solubility, can vary based on purity and environmental conditions. Safety precautions should be observed when handling this compound, as it may pose health risks if ingested or inhaled.
Formula:C7H8N2O4S
InChI:InChI=1/C7H8N2O4S/c8-5-2-1-4(7(10)11)3-6(5)14(9,12)13/h1-3H,8H2,(H,10,11)(H2,9,12,13)
InChI key:InChIKey=HZOMHQLECOWBSX-UHFFFAOYSA-N
SMILES:S(N)(=O)(=O)C1=CC(C(O)=O)=CC=C1N
Synonyms:
  • Benzoic acid, 4-amino-3-sulfamoyl-
  • 4-Amino-3-sulfamoyl-benzoic acid
  • 4-Amino-3-sulfamoylbenzoic acid
  • Benzoic acid, 4-amino-3-(aminosulfonyl)-
  • 4-Amino-3-(aminosulfonyl)benzoic acid
  • benzoic acid, 4-amino-3-(aminosulfonyl)-
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