4301-19-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4301-19-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,3,0 and 1 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 4301-19:
(6*4)+(5*3)+(4*0)+(3*1)+(2*1)+(1*9)=53
53 % 10 = 3
So 4301-19-3 is a valid CAS Registry Number.