23773-93-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 23773-93-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,7,7 and 3 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 23773-93:
(7*2)+(6*3)+(5*7)+(4*7)+(3*3)+(2*9)+(1*3)=125
125 % 10 = 5
So 23773-93-5 is a valid CAS Registry Number.