343796-20-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 343796-20-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,3,7,9 and 6 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 343796-20:
(8*3)+(7*4)+(6*3)+(5*7)+(4*9)+(3*6)+(2*2)+(1*0)=163
163 % 10 = 3
So 343796-20-3 is a valid CAS Registry Number.