1343493-84-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1343493-84-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,4,3,4,9 and 3 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1343493-84:
(9*1)+(8*3)+(7*4)+(6*3)+(5*4)+(4*9)+(3*3)+(2*8)+(1*4)=164
164 % 10 = 4
So 1343493-84-4 is a valid CAS Registry Number.