ENTERPRISE PRODUCTS OPERATING LLC $650,000,000 4.05% Senior Notes due 2022 $600,000,000 5.70% Senior Notes due 2042 UNDERWRITING AGREEMENTUnderwriting Agreement • August 12th, 2011 • Enterprise Products Partners L P • Natural gas transmission • New York
Barclays Capital Inc. Merrill Lynch, Pierce, Fenner & Smith Incorporated Citigroup Global Markets Inc. Mizuho Securities USA Inc. SunTrust Robinson Humphrey, Inc. Wells Fargo Securities, LLC As Representatives of the several Underwriters named in Schedule I to the Underwriting Agreement, c/o Barclays Capital Inc. 745 Seventh Avenue New York, New York 10019
