98659-47-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 98659-47-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,8,6,5 and 9 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 98659-47:
(7*9)+(6*8)+(5*6)+(4*5)+(3*9)+(2*4)+(1*7)=203
203 % 10 = 3
So 98659-47-3 is a valid CAS Registry Number.