53993-00-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 53993-00-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,3,9,9 and 3 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 53993-00:
(7*5)+(6*3)+(5*9)+(4*9)+(3*3)+(2*0)+(1*0)=143
143 % 10 = 3
So 53993-00-3 is a valid CAS Registry Number.