155261-45-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 155261-45-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,5,2,6 and 1 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 155261-45:
(8*1)+(7*5)+(6*5)+(5*2)+(4*6)+(3*1)+(2*4)+(1*5)=123
123 % 10 = 3
So 155261-45-3 is a valid CAS Registry Number.