103305-06-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 103305-06-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,3,0 and 5 respectively; the second part has 2 digits, 0 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 103305-06:
(8*1)+(7*0)+(6*3)+(5*3)+(4*0)+(3*5)+(2*0)+(1*6)=62
62 % 10 = 2
So 103305-06-2 is a valid CAS Registry Number.