120569-17-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 120569-17-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,0,5,6 and 9 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 120569-17:
(8*1)+(7*2)+(6*0)+(5*5)+(4*6)+(3*9)+(2*1)+(1*7)=107
107 % 10 = 7
So 120569-17-7 is a valid CAS Registry Number.