71278-60-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 71278-60-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,2,7 and 8 respectively; the second part has 2 digits, 6 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 71278-60:
(7*7)+(6*1)+(5*2)+(4*7)+(3*8)+(2*6)+(1*0)=129
129 % 10 = 9
So 71278-60-9 is a valid CAS Registry Number.