343375-80-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 343375-80-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,3,3,7 and 5 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 343375-80:
(8*3)+(7*4)+(6*3)+(5*3)+(4*7)+(3*5)+(2*8)+(1*0)=144
144 % 10 = 4
So 343375-80-4 is a valid CAS Registry Number.