Item 7.01. Regulation FD Disclosure

In accordance with General Instruction B.2. of Form 8-K, the following information shall not be deemed to be "filed" for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended. Olin disclaims any intention or obligation to update or revise this information.

Attached as Exhibit 99.1 and incorporated herein by reference, is a copy of the Company's press release dated July 23, 2009, announcing it declared a quarterly dividend of 20 cents on each share of Olin common stock payable on September 10, 2009 to shareholders of record on August 10, 2009.

Item 9.01. Financial Statements and Exhibits

(d) Exhibit No. Exhibit
99.1 Press Release announcing declaration of dividend, dated July 23, 2009.

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