57165-85-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57165-85-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,1,6 and 5 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 57165-85:
(7*5)+(6*7)+(5*1)+(4*6)+(3*5)+(2*8)+(1*5)=142
142 % 10 = 2
So 57165-85-2 is a valid CAS Registry Number.