170373-53-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 170373-53-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,0,3,7 and 3 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 170373-53:
(8*1)+(7*7)+(6*0)+(5*3)+(4*7)+(3*3)+(2*5)+(1*3)=122
122 % 10 = 2
So 170373-53-2 is a valid CAS Registry Number.