73411-69-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 73411-69-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,4,1 and 1 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 73411-69:
(7*7)+(6*3)+(5*4)+(4*1)+(3*1)+(2*6)+(1*9)=115
115 % 10 = 5
So 73411-69-5 is a valid CAS Registry Number.