99862-86-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 99862-86-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,8,6 and 2 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 99862-86:
(7*9)+(6*9)+(5*8)+(4*6)+(3*2)+(2*8)+(1*6)=209
209 % 10 = 9
So 99862-86-9 is a valid CAS Registry Number.