774576-67-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 774576-67-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,7,4,5,7 and 6 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 774576-67:
(8*7)+(7*7)+(6*4)+(5*5)+(4*7)+(3*6)+(2*6)+(1*7)=219
219 % 10 = 9
So 774576-67-9 is a valid CAS Registry Number.