54954-56-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 54954-56-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,9,5 and 4 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 54954-56:
(7*5)+(6*4)+(5*9)+(4*5)+(3*4)+(2*5)+(1*6)=152
152 % 10 = 2
So 54954-56-2 is a valid CAS Registry Number.