102115-71-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 102115-71-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,2,1,1 and 5 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 102115-71:
(8*1)+(7*0)+(6*2)+(5*1)+(4*1)+(3*5)+(2*7)+(1*1)=59
59 % 10 = 9
So 102115-71-9 is a valid CAS Registry Number.