206879-78-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 206879-78-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,6,8,7 and 9 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 206879-78:
(8*2)+(7*0)+(6*6)+(5*8)+(4*7)+(3*9)+(2*7)+(1*8)=169
169 % 10 = 9
So 206879-78-9 is a valid CAS Registry Number.