771479-11-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 771479-11-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,7,1,4,7 and 9 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 771479-11:
(8*7)+(7*7)+(6*1)+(5*4)+(4*7)+(3*9)+(2*1)+(1*1)=189
189 % 10 = 9
So 771479-11-9 is a valid CAS Registry Number.