74290-79-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 74290-79-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,2,9 and 0 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 74290-79:
(7*7)+(6*4)+(5*2)+(4*9)+(3*0)+(2*7)+(1*9)=142
142 % 10 = 2
So 74290-79-2 is a valid CAS Registry Number.