5034-26-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 5034-26-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,0,3 and 4 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 5034-26:
(6*5)+(5*0)+(4*3)+(3*4)+(2*2)+(1*6)=64
64 % 10 = 4
So 5034-26-4 is a valid CAS Registry Number.