59944-57-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 59944-57-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,9,9,4 and 4 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 59944-57:
(7*5)+(6*9)+(5*9)+(4*4)+(3*4)+(2*5)+(1*7)=179
179 % 10 = 9
So 59944-57-9 is a valid CAS Registry Number.