222968-81-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 222968-81-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,2,9,6 and 8 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 222968-81:
(8*2)+(7*2)+(6*2)+(5*9)+(4*6)+(3*8)+(2*8)+(1*1)=152
152 % 10 = 2
So 222968-81-2 is a valid CAS Registry Number.