3151-49-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 3151-49-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,1,5 and 1 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 3151-49:
(6*3)+(5*1)+(4*5)+(3*1)+(2*4)+(1*9)=63
63 % 10 = 3
So 3151-49-3 is a valid CAS Registry Number.