29179-19-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 29179-19-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,9,1,7 and 9 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 29179-19:
(7*2)+(6*9)+(5*1)+(4*7)+(3*9)+(2*1)+(1*9)=139
139 % 10 = 9
So 29179-19-9 is a valid CAS Registry Number.