The derailleur hanger is the Achilles Heel of the bike. That's why they invented the replaceable hanger. Don't toss that frame. Instead, check into some Wheels Manufacturing Dropout Replacement Derailleur Hangers--there's probably one out there for your injured frame.
Hanger 25 Compatibility:
Item No. » WM-DROP25-BASE
Nashbar No price available.
Sorry, this item is Out of Stock. You can still order it and we will ship it to you as soon as it comes in.