54211-33-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 54211-33-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,2,1 and 1 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 54211-33:
(7*5)+(6*4)+(5*2)+(4*1)+(3*1)+(2*3)+(1*3)=85
85 % 10 = 5
So 54211-33-5 is a valid CAS Registry Number.