57535-72-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57535-72-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,5,3 and 5 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 57535-72:
(7*5)+(6*7)+(5*5)+(4*3)+(3*5)+(2*7)+(1*2)=145
145 % 10 = 5
So 57535-72-5 is a valid CAS Registry Number.