121572-53-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 121572-53-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,5,7 and 2 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 121572-53:
(8*1)+(7*2)+(6*1)+(5*5)+(4*7)+(3*2)+(2*5)+(1*3)=100
100 % 10 = 0
So 121572-53-0 is a valid CAS Registry Number.