87180-87-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 87180-87-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,1,8 and 0 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 87180-87:
(7*8)+(6*7)+(5*1)+(4*8)+(3*0)+(2*8)+(1*7)=158
158 % 10 = 8
So 87180-87-8 is a valid CAS Registry Number.