748802-51-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 748802-51-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,4,8,8,0 and 2 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 748802-51:
(8*7)+(7*4)+(6*8)+(5*8)+(4*0)+(3*2)+(2*5)+(1*1)=189
189 % 10 = 9
So 748802-51-9 is a valid CAS Registry Number.