107873-71-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 107873-71-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,7,8,7 and 3 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 107873-71:
(8*1)+(7*0)+(6*7)+(5*8)+(4*7)+(3*3)+(2*7)+(1*1)=142
142 % 10 = 2
So 107873-71-2 is a valid CAS Registry Number.