833458-58-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 833458-58-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,3,3,4,5 and 8 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 833458-58:
(8*8)+(7*3)+(6*3)+(5*4)+(4*5)+(3*8)+(2*5)+(1*8)=185
185 % 10 = 5
So 833458-58-5 is a valid CAS Registry Number.