14783-23-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 14783-23-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,4,7,8 and 3 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 14783-23:
(7*1)+(6*4)+(5*7)+(4*8)+(3*3)+(2*2)+(1*3)=114
114 % 10 = 4
So 14783-23-4 is a valid CAS Registry Number.