84207-54-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 84207-54-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,4,2,0 and 7 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 84207-54:
(7*8)+(6*4)+(5*2)+(4*0)+(3*7)+(2*5)+(1*4)=125
125 % 10 = 5
So 84207-54-5 is a valid CAS Registry Number.