5866-49-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 5866-49-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,8,6 and 6 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 5866-49:
(6*5)+(5*8)+(4*6)+(3*6)+(2*4)+(1*9)=129
129 % 10 = 9
So 5866-49-9 is a valid CAS Registry Number.