BRIDGEWATER, N.J.--(BUSINESS WIRE)--Enzon Pharmaceuticals, Inc. (Nasdaq: ENZN) announced today that Jeffrey H. Buchalter, Enzon’s chairman and chief executive officer, will present at the 11th Annual BIO CEO & Investor Conference at 3:15 p.m. Eastern Time (ET) on Tuesday, February 10, 2009 at the Waldorf Astoria Hotel in New York City.