15944-13-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 15944-13-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,5,9,4 and 4 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 15944-13:
(7*1)+(6*5)+(5*9)+(4*4)+(3*4)+(2*1)+(1*3)=115
115 % 10 = 5
So 15944-13-5 is a valid CAS Registry Number.