1016716-09-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1016716-09-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,1,6,7,1 and 6 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1016716-09:
(9*1)+(8*0)+(7*1)+(6*6)+(5*7)+(4*1)+(3*6)+(2*0)+(1*9)=118
118 % 10 = 8
So 1016716-09-8 is a valid CAS Registry Number.