208521-14-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 208521-14-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,8,5,2 and 1 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 208521-14:
(8*2)+(7*0)+(6*8)+(5*5)+(4*2)+(3*1)+(2*1)+(1*4)=106
106 % 10 = 6
So 208521-14-6 is a valid CAS Registry Number.