How to find the .app file to submit application to AppStore?

I am attempting to submit an application to the AppStore but I am running into some trouble. When I build the application am unable to find the .app fil开发者_StackOverflow中文版e.

In xCode4, I expand the Products folder and myapp.app file is red and right clicking on it doesn't allow me to select Show in Finder.

How to solve this?

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Choose "Build and Archive" to submit to the App Store. After the app finishes building, the Organizer should popup and allow you to submit/share or validate the app. Obviously, you want the Submit option.