4149-29-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4149-29-5 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 9 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 4149-29:
(6*4)+(5*1)+(4*4)+(3*9)+(2*2)+(1*9)=85
85 % 10 = 5
So 4149-29-5 is a valid CAS Registry Number.