1188523-19-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1188523-19-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,8,8,5,2 and 3 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1188523-19:
(9*1)+(8*1)+(7*8)+(6*8)+(5*5)+(4*2)+(3*3)+(2*1)+(1*9)=174
174 % 10 = 4
So 1188523-19-4 is a valid CAS Registry Number.