23545-38-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 23545-38-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,5,4 and 5 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 23545-38:
(7*2)+(6*3)+(5*5)+(4*4)+(3*5)+(2*3)+(1*8)=102
102 % 10 = 2
So 23545-38-2 is a valid CAS Registry Number.