412345-55-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 412345-55-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,1,2,3,4 and 5 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 412345-55:
(8*4)+(7*1)+(6*2)+(5*3)+(4*4)+(3*5)+(2*5)+(1*5)=112
112 % 10 = 2
So 412345-55-2 is a valid CAS Registry Number.