28746-08-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 28746-08-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,8,7,4 and 6 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 28746-08:
(7*2)+(6*8)+(5*7)+(4*4)+(3*6)+(2*0)+(1*8)=139
139 % 10 = 9
So 28746-08-9 is a valid CAS Registry Number.