121103-26-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 121103-26-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,1,0 and 3 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 121103-26:
(8*1)+(7*2)+(6*1)+(5*1)+(4*0)+(3*3)+(2*2)+(1*6)=52
52 % 10 = 2
So 121103-26-2 is a valid CAS Registry Number.