107517-27-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 107517-27-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,7,5,1 and 7 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 107517-27:
(8*1)+(7*0)+(6*7)+(5*5)+(4*1)+(3*7)+(2*2)+(1*7)=111
111 % 10 = 1
So 107517-27-1 is a valid CAS Registry Number.