1193523-45-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1193523-45-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,9,3,5,2 and 3 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1193523-45:
(9*1)+(8*1)+(7*9)+(6*3)+(5*5)+(4*2)+(3*3)+(2*4)+(1*5)=153
153 % 10 = 3
So 1193523-45-3 is a valid CAS Registry Number.