170105-47-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 170105-47-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,0,1,0 and 5 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 170105-47:
(8*1)+(7*7)+(6*0)+(5*1)+(4*0)+(3*5)+(2*4)+(1*7)=92
92 % 10 = 2
So 170105-47-2 is a valid CAS Registry Number.