330864-87-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 330864-87-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,0,8,6 and 4 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 330864-87:
(8*3)+(7*3)+(6*0)+(5*8)+(4*6)+(3*4)+(2*8)+(1*7)=144
144 % 10 = 4
So 330864-87-4 is a valid CAS Registry Number.