126217-53-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 126217-53-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,6,2,1 and 7 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 126217-53:
(8*1)+(7*2)+(6*6)+(5*2)+(4*1)+(3*7)+(2*5)+(1*3)=106
106 % 10 = 6
So 126217-53-6 is a valid CAS Registry Number.