1123340-53-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1123340-53-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,2,3,3,4 and 0 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1123340-53:
(9*1)+(8*1)+(7*2)+(6*3)+(5*3)+(4*4)+(3*0)+(2*5)+(1*3)=93
93 % 10 = 3
So 1123340-53-3 is a valid CAS Registry Number.