98596-21-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 98596-21-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,8,5,9 and 6 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 98596-21:
(7*9)+(6*8)+(5*5)+(4*9)+(3*6)+(2*2)+(1*1)=195
195 % 10 = 5
So 98596-21-5 is a valid CAS Registry Number.