78392-58-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 78392-58-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,3,9 and 2 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 78392-58:
(7*7)+(6*8)+(5*3)+(4*9)+(3*2)+(2*5)+(1*8)=172
172 % 10 = 2
So 78392-58-2 is a valid CAS Registry Number.