84565-34-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 84565-34-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,4,5,6 and 5 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 84565-34:
(7*8)+(6*4)+(5*5)+(4*6)+(3*5)+(2*3)+(1*4)=154
154 % 10 = 4
So 84565-34-4 is a valid CAS Registry Number.