97922-54-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97922-54-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,9,2 and 2 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 97922-54:
(7*9)+(6*7)+(5*9)+(4*2)+(3*2)+(2*5)+(1*4)=178
178 % 10 = 8
So 97922-54-8 is a valid CAS Registry Number.