73044-18-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 73044-18-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,0,4 and 4 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 73044-18:
(7*7)+(6*3)+(5*0)+(4*4)+(3*4)+(2*1)+(1*8)=105
105 % 10 = 5
So 73044-18-5 is a valid CAS Registry Number.