12269-99-7 Usage
Preparation
2-Amino-4-nitrophenol and 2-Amino-5-nitrophenol?diazo respectively, and 3-Methyl-1-phenyl-1H-pyrazol-5(4H)-one (2 Moore) coupling, and then make the generation of the chrome complex.
Properties and Applications
red. The original dyes as red powder, slightly soluble in water, soluble in ethylene glycol ether, DMF, ethanol, and other organic solvent, the solution is a deep red. Leather spray product for flammable, volatile liquid with ethanol smell. Mainly used for pigskin, such as cow leather, goat natural leather finishing the spray or curtains, especially suitable for aniline leather spraying shading
Standard
Light Fastness
Soaping
Persperation Fastness
Oxygen bleaching
Fastness to seawater
Fading
Stain
Fading
Stain
Fading
Stain
ISO
6
5
4-5
5
2-3
5
5
Standard
Light Fastness
Fading
Stain
ISO
6
Check Digit Verification of cas no
The CAS Registry Mumber 12269-99-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,2,2,6 and 9 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 12269-99:
(7*1)+(6*2)+(5*2)+(4*6)+(3*9)+(2*9)+(1*9)=107
107 % 10 = 7
So 12269-99-7 is a valid CAS Registry Number.