87408-03-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 87408-03-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,4,0 and 8 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 87408-03:
(7*8)+(6*7)+(5*4)+(4*0)+(3*8)+(2*0)+(1*3)=145
145 % 10 = 5
So 87408-03-5 is a valid CAS Registry Number.