69944-61-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 69944-61-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,9,9,4 and 4 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 69944-61:
(7*6)+(6*9)+(5*9)+(4*4)+(3*4)+(2*6)+(1*1)=182
182 % 10 = 2
So 69944-61-2 is a valid CAS Registry Number.