113577-73-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 113577-73-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,3,5,7 and 7 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 113577-73:
(8*1)+(7*1)+(6*3)+(5*5)+(4*7)+(3*7)+(2*7)+(1*3)=124
124 % 10 = 4
So 113577-73-4 is a valid CAS Registry Number.