77453-84-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77453-84-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,4,5 and 3 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 77453-84:
(7*7)+(6*7)+(5*4)+(4*5)+(3*3)+(2*8)+(1*4)=160
160 % 10 = 0
So 77453-84-0 is a valid CAS Registry Number.