23038-07-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 23038-07-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,0,3 and 8 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 23038-07:
(7*2)+(6*3)+(5*0)+(4*3)+(3*8)+(2*0)+(1*7)=75
75 % 10 = 5
So 23038-07-5 is a valid CAS Registry Number.