6246-33-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 6246-33-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,2,4 and 6 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 6246-33:
(6*6)+(5*2)+(4*4)+(3*6)+(2*3)+(1*3)=89
89 % 10 = 9
So 6246-33-9 is a valid CAS Registry Number.