80472-57-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 80472-57-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,4,7 and 2 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 80472-57:
(7*8)+(6*0)+(5*4)+(4*7)+(3*2)+(2*5)+(1*7)=127
127 % 10 = 7
So 80472-57-7 is a valid CAS Registry Number.