775227-73-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 775227-73-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,7,5,2,2 and 7 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 775227-73:
(8*7)+(7*7)+(6*5)+(5*2)+(4*2)+(3*7)+(2*7)+(1*3)=191
191 % 10 = 1
So 775227-73-1 is a valid CAS Registry Number.