129898-77-7 Usage
Preparation
2,4-Diaminobenzenesulfonic acid diazo, and 6-hydroxy-1,4-dimethyl-2-oxo-1,2-dihydropyridine-3-carboxamide coupling, and 2,4,6-Trichloro-1,3,5-triazine condensation, and then and registration, 2-(3-Aminophenylsulfonyl)ethyl hydrogen sulfate condensation.
Properties and Applications
colourful green light yellow.
Standard
Light Fastness
Oxygen bleaching
Persperation Fastness
Soaping
Fading
Stain
Fading
Stain
Fading
Stain
ISO
5-6
5
5
5
5
Standard
Light Fastness
Fading
Stain
ISO
5-6
Check Digit Verification of cas no
The CAS Registry Mumber 129898-77-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,8,9 and 8 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 129898-77:
(8*1)+(7*2)+(6*9)+(5*8)+(4*9)+(3*8)+(2*7)+(1*7)=197
197 % 10 = 7
So 129898-77-7 is a valid CAS Registry Number.