5-Hydroxyquinoline Chemical Properties

Melting point:

223-226 °C(lit.)

Boiling point:

264.27°C (rough estimate)

Density 

1.1555 (rough estimate)

refractive index 

1.4500 (estimate)

storage temp. 

Keep in dark place,Inert atmosphere,Room temperature

solubility 

DMSO, Methanol

form 

Solution

pka

pK1:5.20(＋1);pK2:8.54(0) (20°C)

color 

Colorless to yellow, may darken during storage

Water Solubility 

416.5mg/L(20 ºC)

BRN 

114514

CAS DataBase Reference

578-67-6(CAS DataBase Reference)

NIST Chemistry Reference

5-Quinolinol(578-67-6)

Safety Information

Hazard Codes 

Xi

Risk Statements 

36/37/38

Safety Statements 

26-36

WGK Germany 

3

RTECS 

VC4100000

Hazard Note 

Irritant

HS Code 

29334900

MSDS

• Language:English Provider:5-Hydroxyquinoline
• Language:English Provider:SigmaAldrich

5-Hydroxyquinoline Usage And Synthesis

Chemical Properties

White to beige crystalline powder

Uses

5-Quinolinol (5-Hydroxyquinoline) was used as an internal standard in the reaction to measure morphine concentration in serum or plasma. It was also used as a lipophilic chelator and it decreased the rate of deoxygenation.

Definition

ChEBI: Quinolin-5-ol is a monohydroxyquinoline.

5-Hydroxyquinoline(578-67-6)Related Product Information

• 2-Quinolinol
• 6-Hydroxyquinoline
• 4-Hydroxyquinoline
• Quinhydrone
• 5,8-DIMETHOXYQUINOLINE
• 8-HYDROXYQUINOLINE BASE
• 10-Hydroxycamptothecin
• 10-HYDROXYCAMPTOTHECIN
• BIS(2-METHYL-8-HYDROXYQUINOLINATO)ZINC
• 6-Fluoro-4-(trifluoromethyl)-2(1H)-quinolinone
• 2,8-Bis(trifluoromethyl)-4-quinolinol
• 2,4-Quinolinediol
• XANTHURENIC ACID
• Gallium 8-hydroxyquinolinate
• 6-Fluoro-2,4-dihydroxyquinoline
• 8-Hydroxyquinolinolato-lithium
• 2,4-Dimethyl-8-hydroxyquinoline
• 8-Hydroxyquinoline sulfate monohydrate