1181590-71-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1181590-71-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,8,1,5,9 and 0 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1181590-71:
(9*1)+(8*1)+(7*8)+(6*1)+(5*5)+(4*9)+(3*0)+(2*7)+(1*1)=155
155 % 10 = 5
So 1181590-71-5 is a valid CAS Registry Number.