864434-15-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 864434-15-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,4,4,3 and 4 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 864434-15:
(8*8)+(7*6)+(6*4)+(5*4)+(4*3)+(3*4)+(2*1)+(1*5)=181
181 % 10 = 1
So 864434-15-1 is a valid CAS Registry Number.