343596-42-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 343596-42-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,3,5,9 and 6 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 343596-42:
(8*3)+(7*4)+(6*3)+(5*5)+(4*9)+(3*6)+(2*4)+(1*2)=159
159 % 10 = 9
So 343596-42-9 is a valid CAS Registry Number.