5694-71-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 5694-71-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,6,9 and 4 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 5694-71:
(6*5)+(5*6)+(4*9)+(3*4)+(2*7)+(1*1)=123
123 % 10 = 3
So 5694-71-3 is a valid CAS Registry Number.