87888-47-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 87888-47-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,8,8 and 8 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 87888-47:
(7*8)+(6*7)+(5*8)+(4*8)+(3*8)+(2*4)+(1*7)=209
209 % 10 = 9
So 87888-47-9 is a valid CAS Registry Number.