13598-74-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 13598-74-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,3,5,9 and 8 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 13598-74:
(7*1)+(6*3)+(5*5)+(4*9)+(3*8)+(2*7)+(1*4)=128
128 % 10 = 8
So 13598-74-8 is a valid CAS Registry Number.