205107-26-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 205107-26-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,5,1,0 and 7 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 205107-26:
(8*2)+(7*0)+(6*5)+(5*1)+(4*0)+(3*7)+(2*2)+(1*6)=82
82 % 10 = 2
So 205107-26-2 is a valid CAS Registry Number.