344348-66-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 344348-66-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,4,3,4 and 8 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 344348-66:
(8*3)+(7*4)+(6*4)+(5*3)+(4*4)+(3*8)+(2*6)+(1*6)=149
149 % 10 = 9
So 344348-66-9 is a valid CAS Registry Number.