78416-73-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 78416-73-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,4,1 and 6 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 78416-73:
(7*7)+(6*8)+(5*4)+(4*1)+(3*6)+(2*7)+(1*3)=156
156 % 10 = 6
So 78416-73-6 is a valid CAS Registry Number.