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 January 25, 2013 announcing that the Company's board of directors declared a dividend of $0.20 on each share of Olin common stock which is payable on March 11, 2013 to shareholders of record at the close of business on February 11, 2013.

Item 9.01. Financial Statements and Exhibits.

Exhibit No. Exhibit Press Release announcing declaration of dividend, dated January 99.1 25, 2013.

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