133444-39-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 133444-39-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,4,4 and 4 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 133444-39:
(8*1)+(7*3)+(6*3)+(5*4)+(4*4)+(3*4)+(2*3)+(1*9)=110
110 % 10 = 0
So 133444-39-0 is a valid CAS Registry Number.