Joao,
it seems like your url is incorrect, please try this on your browser:
http://services.odata.org/V2/(S(frik5l2zde0sxh4jiifyhqo4))/OData/OData.svc/Products(2)?$format=json
this should be the correct url.. and to access its data properties, you can do..
data.d.ID,
data.d.Name, etc
.