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HomeProduct name list8-Hydroxyquinoline-5-sulfonic acid

8-Hydroxyquinoline-5-sulfonic acid

  • CAS NO.:84-88-8
  • Empirical Formula: C9H7NO4S
  • Molecular Weight: 225.22
  • MDL number: MFCD00006795
  • EINECS: 201-570-5
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2023-05-15 10:43:33
8-Hydroxyquinoline-5-sulfonic acid Structural

What is 8-Hydroxyquinoline-5-sulfonic acid?

Chemical properties

Yellow fine crystalline powder

The Uses of 8-Hydroxyquinoline-5-sulfonic acid

8-Hydroxy-5-quinolinesulfonic acid is used in the synthesis of fat mass and obesity associated proteins. Also used in the synthesis of anti-schitosomal compounds.

Purification Methods

Crystallise the acid from water (as the 1.5 hydrate, m 316-317o) or dilute HCl (ca 2% by weight). [Beilstein 22 I 620, 22 II 313, 22 III/IV 3493.]

Properties of 8-Hydroxyquinoline-5-sulfonic acid

Melting point: 311-313°C
Density  1.4899 (rough estimate)
refractive index  1.5364 (estimate)
storage temp.  Inert atmosphere,Room Temperature
solubility  DMSO (Slightly), Methanol (Slightly, Heated, Sonicated)
pka pK1:4.092(+1);pK2:8.776(0) (25°C)
form  crystalline
color  yellow to green
Merck  4844
Stability: Hygroscopic
CAS DataBase Reference 84-88-8(CAS DataBase Reference)
NIST Chemistry Reference 5-Quinolinesulfonic acid, 8-hydroxy-(84-88-8)
EPA Substance Registry System 5-Quinolinesulfonic acid, 8-hydroxy- (84-88-8)

Safety information for 8-Hydroxyquinoline-5-sulfonic acid

Signal word Warning
Pictogram(s)
ghs
Exclamation Mark
Irritant
GHS07
GHS Hazard Statements H319:Serious eye damage/eye irritation
Precautionary Statement Codes P201:Obtain special instructions before use.
P280:Wear protective gloves/protective clothing/eye protection/face protection.
P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P308+P313:IF exposed or concerned: Get medical advice/attention.
P337+P313:IF eye irritation persists: Get medical advice/attention.

Computed Descriptors for 8-Hydroxyquinoline-5-sulfonic acid

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