111733-81-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 111733-81-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,1,7,3 and 3 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 111733-81:
(8*1)+(7*1)+(6*1)+(5*7)+(4*3)+(3*3)+(2*8)+(1*1)=94
94 % 10 = 4
So 111733-81-4 is a valid CAS Registry Number.