Contact us: +91 9550333722 040 - 40102781
Structured search
India
Choose your country
Different countries will display different contents
Try our best to find the right business for you.
My chemicalbook

Welcome back!

HomeProduct name listOXAMINE BLUE 4R

OXAMINE BLUE 4R

  • CAS NO.:2429-72-3
  • Empirical Formula: C34H28N5NaO8S2
  • Molecular Weight: 721.73
  • MDL number: MFCD00059541
  • EINECS: 219-383-2
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2023-05-04 15:14:39
OXAMINE BLUE 4R Structural

What is OXAMINE BLUE 4R?

Preparation

3,3′-Dimethylbenzidine double nitriding, first in alkaline conditions and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling, and then and 4-Hydroxynaphthalene-1-sulfonic acid coupling.

Properties and Applications

dark red light blue. Soluble in water for violet black, slightly soluble in ethanol for red light purple. The strong sulfuric acid for green light blue, diluted red for purple, have precipitation; In nitric acid for dark purple, and then into a red light purple. Dye with strong hydrochloric acid solution for purple, have precipitation; Add thick sodium hydroxide solution for purplish red color, have precipitation.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 4 4 1 1-2 2
AATCC 5 2-3 2 3 2

Properties of OXAMINE BLUE 4R

Colour Index  23705

Safety information for OXAMINE BLUE 4R

Computed Descriptors for OXAMINE BLUE 4R

Related products of tetrahydrofuran

You may like

Statement: All products displayed on this website are only used for non medical purposes such as industrial applications or scientific research, and cannot be used for clinical diagnosis or treatment of humans or animals. They are not medicinal or edible.