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HomeProduct name listBASIC BLUE 24

BASIC BLUE 24

Synonym(s):Basic Blue 24;Methylene Blue N

  • CAS NO.:1934-16-3
  • Empirical Formula: C18H22ClN3S
  • Molecular Weight: 347.91
  • MDL number: MFCD00135878
  • EINECS: 217-696-9
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2023-05-04 15:14:26
BASIC BLUE 24 Structural

What is BASIC BLUE 24?

Chemical properties

green to dark brown crystals or crystalline powder

Preparation

by heavy chromate salt in sodium content and save treatment 2-Methyl-4-nitroso-N-methylaniline, transforming it into the content and sulfonic acid (2 – Amino-5 – acetic acid aminophenylthio), this product then through heavy chromate salt and N-ethyl-2-methylbenzenamine hydrochloride processing, into a unique of sulfur acid amine generation, then use heavy chromate salt and copper sulfate closed loop and oxidation, Finally,?the?zinc chloride?salt?precipitation

Properties and Applications

bright blue. Soluble in cold water for violet blue, soluble in hot water for shallow blue, soluble in ethanol for green light blue. The strong sulfuric acid for yellow green, diluted to blue. Dye with sodium hydroxide solution into a chocolate brown, have precipitation.

Standard( Cotton ) Light Fastness Persperation Fastness Ironing Fastness Soaping
Fading Stain Fading Stain Fading Stain
C 3 4-5

Properties of BASIC BLUE 24

Melting point: 190°C (dec.) (lit.)
Boiling point: 100 °C
Density  1.1964 (rough estimate)
refractive index  1.6000 (estimate)
Colour Index  52030
form  Crystals or Crystalline Powder
color  Green to dark brown
CAS DataBase Reference 1934-16-3

Safety information for BASIC BLUE 24

Computed Descriptors for BASIC BLUE 24

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