15579-89-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 15579-89-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,5,5,7 and 9 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 15579-89:
(7*1)+(6*5)+(5*5)+(4*7)+(3*9)+(2*8)+(1*9)=142
142 % 10 = 2
So 15579-89-2 is a valid CAS Registry Number.