5388-44-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 5388-44-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,3,8 and 8 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 5388-44:
(6*5)+(5*3)+(4*8)+(3*8)+(2*4)+(1*4)=113
113 % 10 = 3
So 5388-44-3 is a valid CAS Registry Number.