206431-06-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 206431-06-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,6,4,3 and 1 respectively; the second part has 2 digits, 0 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 206431-06:
(8*2)+(7*0)+(6*6)+(5*4)+(4*3)+(3*1)+(2*0)+(1*6)=93
93 % 10 = 3
So 206431-06-3 is a valid CAS Registry Number.