418787-87-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 418787-87-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,1,8,7,8 and 7 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 418787-87:
(8*4)+(7*1)+(6*8)+(5*7)+(4*8)+(3*7)+(2*8)+(1*7)=198
198 % 10 = 8
So 418787-87-8 is a valid CAS Registry Number.