54622-75-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 54622-75-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,6,2 and 2 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 54622-75:
(7*5)+(6*4)+(5*6)+(4*2)+(3*2)+(2*7)+(1*5)=122
122 % 10 = 2
So 54622-75-2 is a valid CAS Registry Number.