79568-40-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 79568-40-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,9,5,6 and 8 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 79568-40:
(7*7)+(6*9)+(5*5)+(4*6)+(3*8)+(2*4)+(1*0)=184
184 % 10 = 4
So 79568-40-4 is a valid CAS Registry Number.