1217118-87-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1217118-87-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,7,1,1 and 8 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1217118-87:
(9*1)+(8*2)+(7*1)+(6*7)+(5*1)+(4*1)+(3*8)+(2*8)+(1*7)=130
130 % 10 = 0
So 1217118-87-0 is a valid CAS Registry Number.