57565-51-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57565-51-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,5,6 and 5 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 57565-51:
(7*5)+(6*7)+(5*5)+(4*6)+(3*5)+(2*5)+(1*1)=152
152 % 10 = 2
So 57565-51-2 is a valid CAS Registry Number.