74593-52-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 74593-52-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,5,9 and 3 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 74593-52:
(7*7)+(6*4)+(5*5)+(4*9)+(3*3)+(2*5)+(1*2)=155
155 % 10 = 5
So 74593-52-5 is a valid CAS Registry Number.