5578-70-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 5578-70-1 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,5,7 and 8 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 5578-70:
(6*5)+(5*5)+(4*7)+(3*8)+(2*7)+(1*0)=121
121 % 10 = 1
So 5578-70-1 is a valid CAS Registry Number.