27272-53-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 27272-53-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,7,2,7 and 2 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 27272-53:
(7*2)+(6*7)+(5*2)+(4*7)+(3*2)+(2*5)+(1*3)=113
113 % 10 = 3
So 27272-53-3 is a valid CAS Registry Number.