4148-46-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4148-46-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,1,4 and 8 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 4148-46:
(6*4)+(5*1)+(4*4)+(3*8)+(2*4)+(1*6)=83
83 % 10 = 3
So 4148-46-3 is a valid CAS Registry Number.