213461-22-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 213461-22-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,3,4,6 and 1 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 213461-22:
(8*2)+(7*1)+(6*3)+(5*4)+(4*6)+(3*1)+(2*2)+(1*2)=94
94 % 10 = 4
So 213461-22-4 is a valid CAS Registry Number.