55311-11-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 55311-11-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,3,1 and 1 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 55311-11:
(7*5)+(6*5)+(5*3)+(4*1)+(3*1)+(2*1)+(1*1)=90
90 % 10 = 0
So 55311-11-0 is a valid CAS Registry Number.