412013-42-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 412013-42-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,1,2,0,1 and 3 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 412013-42:
(8*4)+(7*1)+(6*2)+(5*0)+(4*1)+(3*3)+(2*4)+(1*2)=74
74 % 10 = 4
So 412013-42-4 is a valid CAS Registry Number.