1342309-24-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1342309-24-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,4,2,3,0 and 9 respectively; the second part has 2 digits, 2 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1342309-24:
(9*1)+(8*3)+(7*4)+(6*2)+(5*3)+(4*0)+(3*9)+(2*2)+(1*4)=123
123 % 10 = 3
So 1342309-24-3 is a valid CAS Registry Number.