6453-92-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 6453-92-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,4,5 and 3 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 6453-92:
(6*6)+(5*4)+(4*5)+(3*3)+(2*9)+(1*2)=105
105 % 10 = 5
So 6453-92-5 is a valid CAS Registry Number.