55461-65-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 55461-65-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,4,6 and 1 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 55461-65:
(7*5)+(6*5)+(5*4)+(4*6)+(3*1)+(2*6)+(1*5)=129
129 % 10 = 9
So 55461-65-9 is a valid CAS Registry Number.