344294-71-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 344294-71-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,4,2,9 and 4 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 344294-71:
(8*3)+(7*4)+(6*4)+(5*2)+(4*9)+(3*4)+(2*7)+(1*1)=149
149 % 10 = 9
So 344294-71-9 is a valid CAS Registry Number.