23354-00-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 23354-00-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,3,5 and 4 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 23354-00:
(7*2)+(6*3)+(5*3)+(4*5)+(3*4)+(2*0)+(1*0)=79
79 % 10 = 9
So 23354-00-9 is a valid CAS Registry Number.