5990-44-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 5990-44-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,9,9 and 0 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 5990-44:
(6*5)+(5*9)+(4*9)+(3*0)+(2*4)+(1*4)=123
123 % 10 = 3
So 5990-44-3 is a valid CAS Registry Number.