566928-18-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 566928-18-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,6,6,9,2 and 8 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 566928-18:
(8*5)+(7*6)+(6*6)+(5*9)+(4*2)+(3*8)+(2*1)+(1*8)=205
205 % 10 = 5
So 566928-18-5 is a valid CAS Registry Number.