6054-91-7 Usage
Preparation
3-Amino-5-chloro-2-hydroxybenzenesulfonic acid diazotization, and 3-Chloro-4-(5-hydroxy-3-methyl-1H-pyrazol-1-yl)benzenesulfonic acid coupling.
Properties and Applications
dark yellow red. Soluble in water for titian. In concentrated sulfuric acid for orange red, after diluted solution for yellow, and accompanied by precipitation; In concentrated hydrochloric acid for yellow solution.
Standard
Ironing Fastness
Light Fastness
Fulling
Persperation Fastness
Soaping
Water
Alkali
Acid
ISO
4-5
7
4-5
4-5
4-5
5
Standard
Ironing Fastness
Alkali
Acid
ISO
4-5
Check Digit Verification of cas no
The CAS Registry Mumber 6054-91-7 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,0,5 and 4 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 6054-91:
(6*6)+(5*0)+(4*5)+(3*4)+(2*9)+(1*1)=87
87 % 10 = 7
So 6054-91-7 is a valid CAS Registry Number.