7068-17-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 7068-17-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,0,6 and 8 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 7068-17:
(6*7)+(5*0)+(4*6)+(3*8)+(2*1)+(1*7)=99
99 % 10 = 9
So 7068-17-9 is a valid CAS Registry Number.