54253-12-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 54253-12-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,2,5 and 3 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 54253-12:
(7*5)+(6*4)+(5*2)+(4*5)+(3*3)+(2*1)+(1*2)=102
102 % 10 = 2
So 54253-12-2 is a valid CAS Registry Number.