928664-13-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 928664-13-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,2,8,6,6 and 4 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 928664-13:
(8*9)+(7*2)+(6*8)+(5*6)+(4*6)+(3*4)+(2*1)+(1*3)=205
205 % 10 = 5
So 928664-13-5 is a valid CAS Registry Number.