29344-90-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 29344-90-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,9,3,4 and 4 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 29344-90:
(7*2)+(6*9)+(5*3)+(4*4)+(3*4)+(2*9)+(1*0)=129
129 % 10 = 9
So 29344-90-9 is a valid CAS Registry Number.