EXHIBIT 2.5 SENIOR SECURED DISCOUNT NOTES PURCHASE AGREEMENT THIS SENIOR SECURED DISCOUNT NOTES PURCHASE AGREEMENT (the "Agreement"), is entered into this 29th day of August, 2000, between CHESAPEAKE ENERGY MARKETING, INC. ("CEMI") and BNP Paribas...Senior Secured Discount Notes Purchase Agreement • September 15th, 2000 • Chesapeake Energy Corp • Crude petroleum & natural gas • New York
