1934-25-4 Usage
Preparation
2-Aminobenzenesulfonic acid diazo, and 5-Oxo-1-(2-sulfophenyl)-2,5-dihydro-1H-pyrazole-3-carboxylic acid?coupling.
Properties and Applications
colourful green light yellow. The strong sulfuric acid for yellow orange. Used for wool, silk, vinegar and cotton fiber dyeing. The heavy metal salt used in organic pigments.
Standard
Light Fastness
Soaping
Persperation Fastness
Oxygen bleaching
Fastness to seawater
Fading
Stain
Fading
Stain
Fading
Stain
ISO
6
2
4
3
1-2
3
Standard
Light Fastness
Fading
Stain
ISO
6
Check Digit Verification of cas no
The CAS Registry Mumber 1934-25-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,9,3 and 4 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1934-25:
(6*1)+(5*9)+(4*3)+(3*4)+(2*2)+(1*5)=84
84 % 10 = 4
So 1934-25-4 is a valid CAS Registry Number.
InChI:InChI=1/C16H12N4O9S2.3Na/c21-15-13(18-17-9-5-1-3-7-11(9)30(24,25)26)14(16(22)23)19-20(15)10-6-2-4-8-12(10)31(27,28)29;;;/h1-8,13H,(H,22,23)(H,24,25,26)(H,27,28,29);;;/q;3*+1/p-3