107872-93-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 107872-93-5 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 2 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 107872-93:
(8*1)+(7*0)+(6*7)+(5*8)+(4*7)+(3*2)+(2*9)+(1*3)=145
145 % 10 = 5
So 107872-93-5 is a valid CAS Registry Number.