57778-80-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57778-80-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,7,7 and 8 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 57778-80:
(7*5)+(6*7)+(5*7)+(4*7)+(3*8)+(2*8)+(1*0)=180
180 % 10 = 0
So 57778-80-0 is a valid CAS Registry Number.