339587-99-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 339587-99-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,9,5,8 and 7 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 339587-99:
(8*3)+(7*3)+(6*9)+(5*5)+(4*8)+(3*7)+(2*9)+(1*9)=204
204 % 10 = 4
So 339587-99-4 is a valid CAS Registry Number.