Solvent black 7 Chemical Properties

Melting point:

275 °C

solubility 

alcohol: soluble

Water Solubility 

<0.1 g/100 mL at 21 ºC

EPA Substance Registry System

C.I. Solvent Black 7 (8005-02-5)

Safety Information

Hazard Codes 

Xn,Xi

Risk Statements 

48/20/21/22-20/21/22-48

Safety Statements 

24/25

WGK Germany 

1

RTECS 

GE5800000

MSDS

• Language:English Provider:C.I. 50415:1
• Language:English Provider:SigmaAldrich
• Language:English Provider:ACROS
• Language:English Provider:ALFA

Solvent black 7 Usage And Synthesis

Preparation

different compounds process is: (a) ?1-Nitrobenzene?and?aniline?and?aniline?hydrochloride and iron or copper in 180 ~ 200 ℃ heating, and made free base (b) will Nitrophenol or Nitrocresols, aniline?and aniline?hydrochloride and a small amount of iron in 180 ~ 200 ℃ heating, and made free base.

General Description

Black powder.

Air & Water Reactions

Insoluble in water.

Fire Hazard

Flash point data for Solvent black 7 are not available. Solvent black 7 is probably combustible.

Properties and Applications

blue-black to black. Insoluble in water, soluble in ethanol for blue black, also soluble in benzene and toluene, soluble in acid and stearic acid. In concentrated sulfuric acid for blue to blue black, dilution after blue-black precipitation; In concentrated nitric acid for blue to black blue. The dye which is components mixture

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