774609-03-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 774609-03-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,7,4,6,0 and 9 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 774609-03:
(8*7)+(7*7)+(6*4)+(5*6)+(4*0)+(3*9)+(2*0)+(1*3)=189
189 % 10 = 9
So 774609-03-9 is a valid CAS Registry Number.