FLAVIANIC ACID Chemical Properties

Melting point:

148-151 °C(lit.)

Density 

1.7763 (rough estimate)

refractive index 

1.7450 (estimate)

storage temp. 

2-8°C

solubility 

DMSO (Slightly), Methanol (Slightly)

form 

powder to crystal

pka

-0.38±0.40(Predicted)

color 

Light yellow to Yellow

CAS DataBase Reference

483-84-1(CAS DataBase Reference)

EPA Substance Registry System

2-Naphthalenesulfonic acid, 8-hydroxy-5,7-dinitro- (483-84-1)

Safety Information

Hazard Codes 

C

Risk Statements 

34-40

Safety Statements 

22-26-36/37/39-45

RIDADR 

UN 1759 8/PG 3

WGK Germany 

3

RTECS 

QK1810000

HS Code 

2908.99.9000

HazardClass 

8

PackingGroup 

III

FLAVIANIC ACID Usage And Synthesis

Definition

ChEBI: A naphthalenesulfonic acid that is naphthalene-2-sulfonic acid substituted by nitro groups at positions 5 and 7 as well as a hydroxy group at position 8. The disodium salt is the biological stain 'naphthol yellow S'.

FLAVIANIC ACID(483-84-1)Related Product Information

• Cupric acetate monohydrate
• Ammonium molybdate tetrahydrate
• DINITRONAPHTHALENE
• 2,4-DINITRO-1-NAPHTHOL
• DINITRONAPHTHALENE
• 1-Naphthol
• Flavianic acid trihydrate
• FLAVIANIC ACID HYDRATE
• BARIUM FLAVIANATE
• FLAVIANIC ACID SODIUM SALT,FLAVIANIC ACID DISODIUM SALT
• H-ARG(NH2)-OH FLAVIANATE
• H-ARG(ME)-OH FLAVIANATE
• FLAVIANIC ACID