78494-28-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 78494-28-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,4,9 and 4 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 78494-28:
(7*7)+(6*8)+(5*4)+(4*9)+(3*4)+(2*2)+(1*8)=177
177 % 10 = 7
So 78494-28-7 is a valid CAS Registry Number.