8-Hydroxyquinoline-5-sulfonic acid

8-Hydroxyquinoline-5-sulfonic acid Basic information

Product Name:	8-Hydroxyquinoline-5-sulfonic acid
Synonyms:	5-Sulfo-8-hydroxyquinoline;5-Sulfo-8-quinolinol;5-Sulfooxine;8-hydroxy-5-quinolinesulfonicaci;8-Hydroxy-5-sulfoquinoline;8-Hydroxyquinoline-5-sulfonate;8-Hydroxyquinoline-5-sulfonic;8-Hydroxyquinoline-5-sulphonic acid
CAS:	84-88-8
MF:	C9H7NO4S
MW:	225.22
EINECS:	201-570-5
Product Categories:	Building Blocks;C8 to C10;Building Blocks;Heterocyclic Building Blocks;Chemical Synthesis;Heterocyclic Building Blocks;Quinoline series;Organic acids;Hydroxyquinolines;Quinolines
Mol File:	84-88-8.mol

8-Hydroxyquinoline-5-sulfonic acid Chemical Properties

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)
form	crystalline
pka	pK1:4.092(＋1);pK2:8.776(0) (25°C)
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

MSDS Information

Provider	Language
8-Hydroxyquinoline-5-sulfonic acid	English
SigmaAldrich	English

8-Hydroxyquinoline-5-sulfonic acid Usage And Synthesis

Chemical Properties	Yellow fine crystalline powder
Uses	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.]

8-Hydroxyquinoline-5-sulfonic acid Preparation Products And Raw materials

Raw materials

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