Sulfanilic acid
CAS Registry Number®
121-57-3
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CAS Name
Sulfanilic acidMolecular Formula
C6H7NO3SMolecular Mass
173.19Cite this Page
Sulfanilic acid. CAS Common Chemistry. CAS, a division of the American Chemical Society, n.d. http://commonchemistry.cas.org/detail?cas_rn=121-57-3 (retrieved ) (CAS RN: 121-57-3). Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).Compound Properties
Boiling Point (1)
279 °CMelting Point (2)
288 °CDensity (2)
1.485 g/cm³ @ Temp: 25 °C
Source(s)
- (1) Voronkov, M. G.; Synthesis, (1982), (4), 277-80, CAplus
- (2) Hazardous Substances Data Bank data were obtained from the National Library of Medicine (US)
Other Names and Identifiers
InChI
InChI=1S/C6H7NO3S/c7-5-1-3-6(4-2-5)11(8,9)10/h1-4H,7H2,(H,8,9,10)
InChIKey
InChIKey=HVBSAKJJOYLTQU-UHFFFAOYSA-N
SMILES
S(=O)(=O)(O)C1=CC=C(N)C=C1
Canonical SMILES
O=S(=O)(O)C1=CC=C(N)C=C1
Other Names for this Substance
- Benzenesulfonic acid, 4-amino-
- Sulfanilic acid
- 4-Aminobenzenesulfonic acid
- p-Aminobenzenesulfonic acid
- Aniline-p-sulfonic acid
Deleted or Replaced CAS Registry Numbers
856062-06-1
