73868-59-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 73868-59-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,8,6 and 8 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 73868-59:
(7*7)+(6*3)+(5*8)+(4*6)+(3*8)+(2*5)+(1*9)=174
174 % 10 = 4
So 73868-59-4 is a valid CAS Registry Number.