120091-68-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 120091-68-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,0,0,9 and 1 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 120091-68:
(8*1)+(7*2)+(6*0)+(5*0)+(4*9)+(3*1)+(2*6)+(1*8)=81
81 % 10 = 1
So 120091-68-1 is a valid CAS Registry Number.