157098-04-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 157098-04-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,7,0,9 and 8 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 157098-04:
(8*1)+(7*5)+(6*7)+(5*0)+(4*9)+(3*8)+(2*0)+(1*4)=149
149 % 10 = 9
So 157098-04-9 is a valid CAS Registry Number.