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Colour Index 

14030

Melting point 

250°颁

InChIKey

ZHFPEICFUVWJIS-BGWNKZQTSA-M

solubility 

Solubility Soluble in water, ethanol; slightly soluble in acetone

Merck 

14,255

color 

Orange-brown

refractive index 

1.5600 (estimate)

form 

powder

EPA Substance Registry System

Benzoic acid, 2-hydroxy-5-[(4-nitrophenyl)azo]- (2243-76-7)

λ尘补虫

385nm

Water Solubility 

SOLUBLE

density 

1.3681 (rough estimate)

Boiling point 

429.53°C (rough estimate)

pka

11.2(at 25℃)

PH Range

10(Yellow)-12(Violet)

BRN 

962365

CAS DataBase Reference

2243-76-7(CAS DataBase Reference)

Major Application

Display device, photoresist, nanoparticles, sensors, image-recoring materials, photoconductive materials, photography, electrorheological materials, copying materials, optical engineering applications, monitoring oil degradation, lubricant, flame luminosity enhancing agent, coloring zinc, method for polymerization of vinyl chloride, determination of OH groups on resins, cosmetics, diapers, food storage, measurement of acidity injuice, assay for aldehyde contents, determination of albumin, agent for plaque, method for counting leukocytes, antifungal agent