1115-98-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1115-98-6 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,1,1 and 5 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1115-98:
(6*1)+(5*1)+(4*1)+(3*5)+(2*9)+(1*8)=56
56 % 10 = 6
So 1115-98-6 is a valid CAS Registry Number.