93722-54-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 93722-54-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,7,2 and 2 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 93722-54:
(7*9)+(6*3)+(5*7)+(4*2)+(3*2)+(2*5)+(1*4)=144
144 % 10 = 4
So 93722-54-4 is a valid CAS Registry Number.