EXHIBIT 32.1
Published on April 2, 2007
Exhibit 32.1
CERTIFICATION
OF
CHIEF
EXECUTIVE OFFICER
PURSUANT
TO
18
U.S.C.
SECTION 1350
I,
Chang
H. Ahn, Chief Executive Officer of Rexahn Pharmaceuticals, Inc. (the "Company"),
certify, pursuant to 18 U.S.C. Section 1350, as adopted by Section 906
of the Sarbanes-Oxley Act of 2002, that:
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(1)
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the
Annual Report on Form 10-KSB of the Company for the fiscal year ended
December 31, 2006 as filed on the date hereof with the Securities and
Exchange Commission (the "Report") fully complies with the requirements
of
Section 13(a) or 15(d) of the Securities Exchange Act of 1934, as
amended; and
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(2)
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the
information contained in the Report fairly presents, in all material
respects, the financial condition and results of operations of the
Company.
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Date:
April 2, 2007
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/s/
Chang H. Ahn
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Chang
H. Ahn
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Chief
Executive Officer
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The
foregoing certification is being furnished solely pursuant to 18 U.S.C.
Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley
Act of 2002, and is not being "filed" as part of the Form 10-KSB or as a
separate disclosure document for purposes of Section 18 of the Securities
Exchange Act of 1934, as amended (the "Exchange Act"), or otherwise subject
to
liability under that section. This certification shall not be deemed to be
incorporated by reference into any filing under the Securities Act of 1933,
as
amended, or the Exchange Act except to the extent that this Exhibit 32.1 is
expressly and specifically incorporated by reference in any such filing.