72297-88-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 72297-88-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,2,9 and 7 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 72297-88:
(7*7)+(6*2)+(5*2)+(4*9)+(3*7)+(2*8)+(1*8)=152
152 % 10 = 2
So 72297-88-2 is a valid CAS Registry Number.