17077-42-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 17077-42-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,0,7 and 7 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 17077-42:
(7*1)+(6*7)+(5*0)+(4*7)+(3*7)+(2*4)+(1*2)=108
108 % 10 = 8
So 17077-42-8 is a valid CAS Registry Number.