1181223-80-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1181223-80-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,8,1,2,2 and 3 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1181223-80:
(9*1)+(8*1)+(7*8)+(6*1)+(5*2)+(4*2)+(3*3)+(2*8)+(1*0)=122
122 % 10 = 2
So 1181223-80-2 is a valid CAS Registry Number.