5771-12-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 5771-12-0 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,7,7 and 1 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 5771-12:
(6*5)+(5*7)+(4*7)+(3*1)+(2*1)+(1*2)=100
100 % 10 = 0
So 5771-12-0 is a valid CAS Registry Number.