57365-40-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57365-40-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,3,6 and 5 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 57365-40:
(7*5)+(6*7)+(5*3)+(4*6)+(3*5)+(2*4)+(1*0)=139
139 % 10 = 9
So 57365-40-9 is a valid CAS Registry Number.