774477-05-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 774477-05-3 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 7 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 774477-05:
(8*7)+(7*7)+(6*4)+(5*4)+(4*7)+(3*7)+(2*0)+(1*5)=203
203 % 10 = 3
So 774477-05-3 is a valid CAS Registry Number.