59723-45-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 59723-45-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,9,7,2 and 3 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 59723-45:
(7*5)+(6*9)+(5*7)+(4*2)+(3*3)+(2*4)+(1*5)=154
154 % 10 = 4
So 59723-45-4 is a valid CAS Registry Number.