344564-87-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 344564-87-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,4,5,6 and 4 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 344564-87:
(8*3)+(7*4)+(6*4)+(5*5)+(4*6)+(3*4)+(2*8)+(1*7)=160
160 % 10 = 0
So 344564-87-0 is a valid CAS Registry Number.