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HomeProduct name listALKALI BLUE 4B

ALKALI BLUE 4B

  • CAS NO.:62152-67-4
  • Empirical Formula: C38H31N4NaO3S
  • Molecular Weight: 646.73
  • MDL number: MFCD00078891
  • EINECS: 263-438-3
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2022-08-23 14:33:43
ALKALI BLUE 4B Structural

What is ALKALI BLUE 4B?

Definition

ChEBI: An organic sodium salt having 2-(4-{(4-amino-3-methylphenyl)[4-(phenylimino)cyclohexa-2,5-dien-1-ylidene]methyl}anilino)benzene-1-sulfonate as the counterion. It is used for staining elastic fibres.

Preparation

products with strong sulfuric acid C.I. Solvent Blue 3 (C.I. 42775), and translated into sodium salt.

Properties and Applications

blue. Insoluble in water, soluble in hot water colorless, slightly soluble in alcohol. The strong sulfuric acid for palm red, blue after diluted precipitation.

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

Properties of ALKALI BLUE 4B

CAS DataBase Reference 62152-67-4(CAS DataBase Reference)

Safety information for ALKALI BLUE 4B

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.
P304+P340:IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P405:Store locked up.

Computed Descriptors for ALKALI BLUE 4B

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