3839-45-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 3839-45-0 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,8,3 and 9 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 3839-45:
(6*3)+(5*8)+(4*3)+(3*9)+(2*4)+(1*5)=110
110 % 10 = 0
So 3839-45-0 is a valid CAS Registry Number.