27953-53-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 27953-53-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,7,9,5 and 3 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 27953-53:
(7*2)+(6*7)+(5*9)+(4*5)+(3*3)+(2*5)+(1*3)=143
143 % 10 = 3
So 27953-53-3 is a valid CAS Registry Number.