342043-45-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 342043-45-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,2,0,4 and 3 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 342043-45:
(8*3)+(7*4)+(6*2)+(5*0)+(4*4)+(3*3)+(2*4)+(1*5)=102
102 % 10 = 2
So 342043-45-2 is a valid CAS Registry Number.