20108-92-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 20108-92-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,1,0 and 8 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 20108-92:
(7*2)+(6*0)+(5*1)+(4*0)+(3*8)+(2*9)+(1*2)=63
63 % 10 = 3
So 20108-92-3 is a valid CAS Registry Number.