19544-44-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 19544-44-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,5,4 and 4 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 19544-44:
(7*1)+(6*9)+(5*5)+(4*4)+(3*4)+(2*4)+(1*4)=126
126 % 10 = 6
So 19544-44-6 is a valid CAS Registry Number.