65172-60-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 65172-60-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,5,1,7 and 2 respectively; the second part has 2 digits, 6 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 65172-60:
(7*6)+(6*5)+(5*1)+(4*7)+(3*2)+(2*6)+(1*0)=123
123 % 10 = 3
So 65172-60-3 is a valid CAS Registry Number.