1189316-25-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1189316-25-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,8,9,3,1 and 6 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1189316-25:
(9*1)+(8*1)+(7*8)+(6*9)+(5*3)+(4*1)+(3*6)+(2*2)+(1*5)=173
173 % 10 = 3
So 1189316-25-3 is a valid CAS Registry Number.