54660-03-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 54660-03-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,6,6 and 0 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 54660-03:
(7*5)+(6*4)+(5*6)+(4*6)+(3*0)+(2*0)+(1*3)=116
116 % 10 = 6
So 54660-03-6 is a valid CAS Registry Number.