12239-02-0 Usage
Preparation
3-Amino-4-hydroxybenzenesulfonamide diazo, and 1-(4-Chlorophenyl)-3-methyl-1H-pyrazol-5(4H)-one?coupling, and then the cobalt chloride with complex into 1:2 cobalt complex dyes.
Properties and Applications
yellow orange. Yellow powder, soluble in water. Used for wool, silk, polyamide, PVA and their blended fabric dyeing and printing and, also used in leather dyeing.
Standard
Light Fastness
Soaping
Persperation Fastness
Oxygen bleaching
Fastness to seawater
Fading
Stain
Fading
Stain
Fading
Stain
ISO
7
4-5
5
5
Standard
Light Fastness
Fading
Stain
ISO
7
Check Digit Verification of cas no
The CAS Registry Mumber 12239-02-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,2,2,3 and 9 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 12239-02:
(7*1)+(6*2)+(5*2)+(4*3)+(3*9)+(2*0)+(1*2)=70
70 % 10 = 0
So 12239-02-0 is a valid CAS Registry Number.