878677-71-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 878677-71-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,8,6,7 and 7 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 878677-71:
(8*8)+(7*7)+(6*8)+(5*6)+(4*7)+(3*7)+(2*7)+(1*1)=255
255 % 10 = 5
So 878677-71-5 is a valid CAS Registry Number.