73339-79-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 73339-79-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,3,3 and 9 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 73339-79:
(7*7)+(6*3)+(5*3)+(4*3)+(3*9)+(2*7)+(1*9)=144
144 % 10 = 4
So 73339-79-4 is a valid CAS Registry Number.