685133-45-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 685133-45-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,8,5,1,3 and 3 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 685133-45:
(8*6)+(7*8)+(6*5)+(5*1)+(4*3)+(3*3)+(2*4)+(1*5)=173
173 % 10 = 3
So 685133-45-3 is a valid CAS Registry Number.