176-29-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 176-29-4 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 1,7 and 6 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 176-29:
(5*1)+(4*7)+(3*6)+(2*2)+(1*9)=64
64 % 10 = 4
So 176-29-4 is a valid CAS Registry Number.