75863-28-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 75863-28-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,8,6 and 3 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 75863-28:
(7*7)+(6*5)+(5*8)+(4*6)+(3*3)+(2*2)+(1*8)=164
164 % 10 = 4
So 75863-28-4 is a valid CAS Registry Number.