145514-23-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 145514-23-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,5,5,1 and 4 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 145514-23:
(8*1)+(7*4)+(6*5)+(5*5)+(4*1)+(3*4)+(2*2)+(1*3)=114
114 % 10 = 4
So 145514-23-4 is a valid CAS Registry Number.