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HomeProduct name listFAT BROWN RR

FAT BROWN RR

  • CAS NO.:6416-57-5
  • Empirical Formula: C16H14N4
  • Molecular Weight: 262.31
  • MDL number: MFCD00009689
  • EINECS: 229-127-1
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2023-05-04 17:34:41
FAT BROWN RR Structural

What is FAT BROWN RR?

What are the applications of Application

Fat brown RR is a stain that binds to lipids

Preparation

Naphthalen-1-amine diazotization, and Benzene-1,3-diamine coupling.

Definition

ChEBI: Sudan Brown RR is a member of azobenzenes.

Properties and Applications

red orange and brown. Soluble in ethanol, acetone and benzene. In concentrated sulfuric acid to dark red light yellow to brown, after diluted solution for brown, precipitation, In concentrated sodium hydroxide solution insoluble. Dye alcohol solution to join concentrated hydrochloric acid is red. Used for oil, paraffin wax, printing ink, alcohol soluble paint color.

Standard Light Fastness Heat-resistant(℃) water Sodium Carbonate
(5%)
Hydrochloric acid
(5%)
Melting point Stable
ISO General 155>160 >150 Insoluble No change No change

Properties of FAT BROWN RR

Melting point: 147-158 °C(lit.)
Boiling point: 395.56°C (rough estimate)
Density  1.1790 (rough estimate)
refractive index  1.6000 (estimate)
form  Powder
color  Dark, rusty brown
IARC 3 (Vol. 8, Sup 7) 1987
EPA Substance Registry System 1,3-Benzenediamine, 4-[2-(1-naphthalenyl)diazenyl]- (6416-57-5)

Safety information for FAT BROWN RR

Computed Descriptors for FAT BROWN RR

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