Healthcare Acquisition Partners Corp.

350 Madison Ave.

New York, NY 10017

April 10, 2006

VIA EDGAR AND FACSIMILE

Securities and Exchange Commission

450 Fifth Street, N.W.

Washington, D.C. 20549

Division of Corporation Finance

(Registration No. 333-129035)

Ladies and Gentlemen:

Pursuant to Rule 461 under the Securities Act of 1933, as amended, Healthcare Acquisition Partners Corp. hereby requests acceleration of the effective date of its Registration Statement on Form S-1 (Registration No. 333-129035) so that the Registration Statement may become effective at 2 p.m. New York City time on April 11, 2006, or as soon as practicable thereafter.