107117-33-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 107117-33-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,7,1,1 and 7 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 107117-33:
(8*1)+(7*0)+(6*7)+(5*1)+(4*1)+(3*7)+(2*3)+(1*3)=89
89 % 10 = 9
So 107117-33-9 is a valid CAS Registry Number.