1155261-80-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1155261-80-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,5,5,2,6 and 1 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1155261-80:
(9*1)+(8*1)+(7*5)+(6*5)+(5*2)+(4*6)+(3*1)+(2*8)+(1*0)=135
135 % 10 = 5
So 1155261-80-5 is a valid CAS Registry Number.