64344-02-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 64344-02-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,4,3,4 and 4 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 64344-02:
(7*6)+(6*4)+(5*3)+(4*4)+(3*4)+(2*0)+(1*2)=111
111 % 10 = 1
So 64344-02-1 is a valid CAS Registry Number.