98607-23-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 98607-23-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,8,6,0 and 7 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 98607-23:
(7*9)+(6*8)+(5*6)+(4*0)+(3*7)+(2*2)+(1*3)=169
169 % 10 = 9
So 98607-23-9 is a valid CAS Registry Number.