23742-93-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 23742-93-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,7,4 and 2 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 23742-93:
(7*2)+(6*3)+(5*7)+(4*4)+(3*2)+(2*9)+(1*3)=110
110 % 10 = 0
So 23742-93-0 is a valid CAS Registry Number.