53750-55-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 53750-55-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,3,7,5 and 0 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 53750-55:
(7*5)+(6*3)+(5*7)+(4*5)+(3*0)+(2*5)+(1*5)=123
123 % 10 = 3
So 53750-55-3 is a valid CAS Registry Number.