864455-67-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 864455-67-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,4,4,5 and 5 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 864455-67:
(8*8)+(7*6)+(6*4)+(5*4)+(4*5)+(3*5)+(2*6)+(1*7)=204
204 % 10 = 4
So 864455-67-4 is a valid CAS Registry Number.