103459-52-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 103459-52-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,4,5 and 9 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 103459-52:
(8*1)+(7*0)+(6*3)+(5*4)+(4*5)+(3*9)+(2*5)+(1*2)=105
105 % 10 = 5
So 103459-52-5 is a valid CAS Registry Number.