778567-44-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 778567-44-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,7,8,5,6 and 7 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 778567-44:
(8*7)+(7*7)+(6*8)+(5*5)+(4*6)+(3*7)+(2*4)+(1*4)=235
235 % 10 = 5
So 778567-44-5 is a valid CAS Registry Number.