64523-78-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 64523-78-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,4,5,2 and 3 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 64523-78:
(7*6)+(6*4)+(5*5)+(4*2)+(3*3)+(2*7)+(1*8)=130
130 % 10 = 0
So 64523-78-0 is a valid CAS Registry Number.