12222-68-3 Usage
Preparation
: 2-(4-Aminophenyl)-6-methylbenzo[d]thiazole-7-sulfonic acid diazo, and 5-Methyl-3H-pyrazol-3-one coupling.
Properties and Applications
yellow. Mainly used for paper making industry.
Check Digit Verification of cas no
The CAS Registry Mumber 12222-68-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,2,2,2 and 2 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 12222-68:
(7*1)+(6*2)+(5*2)+(4*2)+(3*2)+(2*6)+(1*8)=63
63 % 10 = 3
So 12222-68-3 is a valid CAS Registry Number.