78886-86-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 78886-86-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,8,8 and 6 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 78886-86:
(7*7)+(6*8)+(5*8)+(4*8)+(3*6)+(2*8)+(1*6)=209
209 % 10 = 9
So 78886-86-9 is a valid CAS Registry Number.