5601-57-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 5601-57-0 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,6,0 and 1 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 5601-57:
(6*5)+(5*6)+(4*0)+(3*1)+(2*5)+(1*7)=80
80 % 10 = 0
So 5601-57-0 is a valid CAS Registry Number.