133349-04-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 133349-04-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,3,4 and 9 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 133349-04:
(8*1)+(7*3)+(6*3)+(5*3)+(4*4)+(3*9)+(2*0)+(1*4)=109
109 % 10 = 9
So 133349-04-9 is a valid CAS Registry Number.