15301-33-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 15301-33-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,5,3,0 and 1 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 15301-33:
(7*1)+(6*5)+(5*3)+(4*0)+(3*1)+(2*3)+(1*3)=64
64 % 10 = 4
So 15301-33-4 is a valid CAS Registry Number.