206359-39-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 206359-39-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,6,3,5 and 9 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 206359-39:
(8*2)+(7*0)+(6*6)+(5*3)+(4*5)+(3*9)+(2*3)+(1*9)=129
129 % 10 = 9
So 206359-39-9 is a valid CAS Registry Number.