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HomeProduct name listAZOCARMINE G

AZOCARMINE G

Synonym(s):Acid Red 101;Rosinduline

  • CAS NO.:25641-18-3
  • Empirical Formula: C28H19N3O6S2.Na
  • Molecular Weight: 579.58
  • MDL number: MFCD00042002
  • EINECS: 247-157-3
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-12-18 14:07:02
AZOCARMINE G Structural

What is AZOCARMINE G?

Chemical properties

Dark red or purple powder

The Uses of AZOCARMINE G

Azocarmine G (CAS# 25641-18-3) is an organic dye used as a redox indicator in titrations with chloramine-?T.

What are the applications of Application

Azocarmine G is a stain used for micoscopy. Azocarmine G may be used as a reference standard for the determination of the analyte in food and beverages.

Definition

ChEBI: An organic sodium salt having 7-phenyl-5-(4-sulfonatoanilino)benzo[a]phenazin-7-ium-3-sulfonate as the couterion.

Preparation

4-(Phenyldiazenyl)naphthalen-1-amine with aniline and aniline hydrochloride heating, the resulting Phenyl Rosinduline fuming sulfuric acid with two stlfonation, again as sodium salt out of segregation.

Properties and Applications

blue-ray red. Soluble in water for blue-ray red. The strong sulfuric acid for green, red precipitate after diluted. Add in aqueous solution hydrochloric acid have red precipitate; Add water to dissolve.

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 3 2-3 2 1-2 2

Properties of AZOCARMINE G

form  Powder
Colour Index  50085
color  Maroon
Water Solubility  Soluble in water (1 mg/ml).
CAS DataBase Reference 25641-18-3
EPA Substance Registry System Benzo[a]phenazinium, 7-phenylsulfo-5-[(4-sulfophenyl)amino]-, inner salt, monosodium salt (25641-18-3)

Safety information for AZOCARMINE G

Signal word Warning
Pictogram(s)
ghs
Exclamation Mark
Irritant
GHS07
GHS Hazard Statements H315:Skin corrosion/irritation
H319:Serious eye damage/eye irritation
H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes P261:Avoid breathing dust/fume/gas/mist/vapours/spray.
P271:Use only outdoors or in a well-ventilated area.
P280:Wear protective gloves/protective clothing/eye protection/face protection.

Computed Descriptors for AZOCARMINE G

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