206346-78-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 206346-78-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,6,3,4 and 6 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 206346-78:
(8*2)+(7*0)+(6*6)+(5*3)+(4*4)+(3*6)+(2*7)+(1*8)=123
123 % 10 = 3
So 206346-78-3 is a valid CAS Registry Number.