1298116-19-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1298116-19-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,9,8,1,1 and 6 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1298116-19:
(9*1)+(8*2)+(7*9)+(6*8)+(5*1)+(4*1)+(3*6)+(2*1)+(1*9)=174
174 % 10 = 4
So 1298116-19-4 is a valid CAS Registry Number.