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8-hydroxyquinoline-5-sulfonic acid

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Identification
Molecular formula
C9H7NO4S
CAS number
84-88-8
IUPAC name
8-hydroxyquinoline-5-sulfonic acid
State
State

At room temperature, 8-hydroxyquinoline-5-sulfonic acid is typically a solid material.

Melting point (Celsius)
324.00
Melting point (Kelvin)
597.15
Boiling point (Celsius)
779.30
Boiling point (Kelvin)
1 052.45
General information
Molecular weight
239.24g/mol
Molar mass
239.2370g/mol
Density
1.5243g/cm3
Appearence

8-Hydroxyquinoline-5-sulfonic acid appears as a pale yellow to light brown crystalline powder. It is highly soluble in water, resulting in a clear, yellowish solution.

Comment on solubility

Solubility of 8-hydroxyquinoline-5-sulfonic acid

8-hydroxyquinoline-5-sulfonic acid, with its unique molecular structure, exhibits interesting solubility characteristics that can be useful in various applications. Here are some key points regarding its solubility:

  • Solvent Compatibility: This compound is notably soluble in water due to the presence of both the hydroxyl and sulfonic acid functional groups, which enhance its polarity.
  • pH Dependence: The solubility is impacted by the pH of the solution. In acidic mediums, 8-hydroxyquinoline-5-sulfonic acid may exist in its protonated form, which can further influence its solubility dynamics.
  • Temperature Influence: Higher temperatures generally promote greater solubility for most organic compounds, and this compound may follow the same trend, making it beneficial for certain chemical processes.
  • Complex Formation: It has the potential to form complexes with metal ions, which may alter its solubility properties when interacting in mixtures.

To sum up, 8-hydroxyquinoline-5-sulfonic acid is soluble in water, demonstrating temperature and pH dependence, as well as the capacity for complex formation with metal ions. This makes it a versatile compound in both laboratory and industrial settings.

Interesting facts

Interesting Facts about 8-Hydroxyquinoline-5-Sulfonic Acid

8-Hydroxyquinoline-5-sulfonic acid is a fascinating compound that holds significance in various fields of chemistry and biochemistry. It is renowned for its unique properties and diverse applications:

  • Metal Ion Chelation: One of the key features of this compound is its ability to act as a chelating agent. It selectively binds to metal ions, making it valuable in analytical chemistry for the detection and extraction of metals.
  • Antimicrobial Properties: 8-Hydroxyquinoline-5-sulfonic acid has demonstrated potential antimicrobial activity, which makes it of interest in pharmaceuticals and medical research. Scientific studies have indicated its effectiveness against certain bacterial strains.
  • pH Indicator: This compound can also function as a pH indicator due to its structural characteristics, providing visual cues in various chemical reactions and laboratory experiments.
  • Fluorescence Applications: The compound has been studied for its fluorescence properties, which can be utilized in various imaging techniques, enhancing the visualization of biological and chemical processes.
  • Versatile Research Applications: Researchers utilize 8-hydroxyquinoline-5-sulfonic acid in studies related to coordination chemistry, material science, and photochemistry, showcasing its adaptability in different research environments.

Overall, 8-hydroxyquinoline-5-sulfonic acid is a compelling compound with a variety of features that make it a subject of interest in both industrial and academic settings. As noted by chemists, "The intricate balance of chemistry and utility found in 8-hydroxyquinoline-5-sulfonic acid exemplifies the elegance of molecular interactions."

Synonyms
8-Hydroxyquinoline-5-sulfonic acid
84-88-8
8-Hydroxy-5-quinolinesulfonic acid
Sulfoxine
Oxine-5-sulfonic acid
5-Sulfooxine
5-Quinolinesulfonic acid, 8-hydroxy-
5-Sulfo-8-quinolinol
5-Sulfo-8-hydroxyquinoline
8-Hydroxy-5-sulfoquinoline
8-Hydroxyquinoline-5-sulphonic acid
8-Quinolinol-5-sulfonic acid
NSC 13139
CCRIS 5750
8-Hydroxychinolin-5-sulfonsaeure
EINECS 201-570-5
BRN 0195247
8-Hydroxyquinoline-5-sulfonate
E8Z193G3L2
NSC-13139
CHEMBL2407598
DTXSID7041542
5-22-07-00581 (Beilstein Handbook Reference)
8-HYDROXY-5-QUINOLINESULFONIC ACID [MI]
8-HYDROXYQUINOLINE-5-SULFONIC ACID [WHO-DD]
UNII-E8Z193G3L2
5Sulfooxine
5Sulfo8quinolinol
8-Hydroxyquinoline-5-sulfonicacid
Oxine5sulfonic acid
MFCD00006795
5Sulfo8hydroxyquinoline
8Hydroxy5sulfoquinoline
Cambridge id 5153799
8Hydroxychinolin5sulfonsaeure
NCIOpen2_007104
SCHEMBL114961
8-Quinolinone-5-sulfonic Acid
8Hydroxyquinoline5sulfonic acid
copper 8-oxyquinoline sulfonate
8-Oxyquinoline-5-sulfonic acid
8Hydroxyquinoline5sulphonic acid
DTXCID5021542
LGDFHDKSYGVKDC-UHFFFAOYSA-
5Quinolinesulfonic acid, 8hydroxy
ALBB-035807
NSC13139
BDBM50437328
CCG-19815
STK396248
AKOS001647596
NCGC00248161-01
AC-12124
LS-13589
H0306
NS00014312
8-Hydroxyquinoline-5-sulfonic acid, anhydrous
8-Hydroxyquinoline-5-sulfonic acid, crystalline
EN300-235642
F11277
207386-92-3 (.xH2O)
Q27277021
F0918-1884
InChI=1/C9H7NO4S/c11-7-3-4-8(15(12,13)14)6-2-1-5-10-9(6)7/h1-5,11H,(H,12,13,14)