106398-71-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 106398-71-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,6,3,9 and 8 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 106398-71:
(8*1)+(7*0)+(6*6)+(5*3)+(4*9)+(3*8)+(2*7)+(1*1)=134
134 % 10 = 4
So 106398-71-4 is a valid CAS Registry Number.