774478-86-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 774478-86-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,7,4,4,7 and 8 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 774478-86:
(8*7)+(7*7)+(6*4)+(5*4)+(4*7)+(3*8)+(2*8)+(1*6)=223
223 % 10 = 3
So 774478-86-3 is a valid CAS Registry Number.