547-92-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 547-92-2 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 5,4 and 7 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 547-92:
(5*5)+(4*4)+(3*7)+(2*9)+(1*2)=82
82 % 10 = 2
So 547-92-2 is a valid CAS Registry Number.