121065-55-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 121065-55-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,0,6 and 5 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 121065-55:
(8*1)+(7*2)+(6*1)+(5*0)+(4*6)+(3*5)+(2*5)+(1*5)=82
82 % 10 = 2
So 121065-55-2 is a valid CAS Registry Number.