426206-59-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 426206-59-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,2,6,2,0 and 6 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 426206-59:
(8*4)+(7*2)+(6*6)+(5*2)+(4*0)+(3*6)+(2*5)+(1*9)=129
129 % 10 = 9
So 426206-59-9 is a valid CAS Registry Number.