16394-67-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 16394-67-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,3,9 and 4 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 16394-67:
(7*1)+(6*6)+(5*3)+(4*9)+(3*4)+(2*6)+(1*7)=125
125 % 10 = 5
So 16394-67-5 is a valid CAS Registry Number.