133424-34-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 133424-34-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,4,2 and 4 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 133424-34:
(8*1)+(7*3)+(6*3)+(5*4)+(4*2)+(3*4)+(2*3)+(1*4)=97
97 % 10 = 7
So 133424-34-7 is a valid CAS Registry Number.