411221-08-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 411221-08-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,1,1,2,2 and 1 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 411221-08:
(8*4)+(7*1)+(6*1)+(5*2)+(4*2)+(3*1)+(2*0)+(1*8)=74
74 % 10 = 4
So 411221-08-4 is a valid CAS Registry Number.