133120-44-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 133120-44-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,1,2 and 0 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 133120-44:
(8*1)+(7*3)+(6*3)+(5*1)+(4*2)+(3*0)+(2*4)+(1*4)=72
72 % 10 = 2
So 133120-44-2 is a valid CAS Registry Number.