64506-80-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 64506-80-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,4,5,0 and 6 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 64506-80:
(7*6)+(6*4)+(5*5)+(4*0)+(3*6)+(2*8)+(1*0)=125
125 % 10 = 5
So 64506-80-5 is a valid CAS Registry Number.