87488-81-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 87488-81-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,4,8 and 8 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 87488-81:
(7*8)+(6*7)+(5*4)+(4*8)+(3*8)+(2*8)+(1*1)=191
191 % 10 = 1
So 87488-81-1 is a valid CAS Registry Number.