[AMAG Pharmaceuticals, Inc. letterhead]
VIA EDGAR
August 24, 2012
Mr. Jim B. Rosenberg
Senior Assistant Chief Accountant, Division of Corporation Finance
U.S. Securities and Exchange Commission
Mail Stop 4561
100 F St., N.E.
Washington, D.C. 20549
Re: AMAG Pharmaceuticals, Inc. (File No.: 001-10865)
SEC Comment Letter dated August 17, 2012
Dear Mr. Rosenberg:
On behalf of AMAG Pharmaceuticals, Inc. (AMAG), we refer to the SEC comment letter dated August 17, 2012 sent to AMAG (the Letter). As discussed with Mr. Mark Brunhofer, Staff Accountant, we will be responding to the Letter on or prior to September 14, 2012. The additional time is required in order to properly review and finalize the responses.
If you require additional information, please telephone the undersigned at (617) 498-3376.
Sincerely,
/s/ Scott A. Holmes |
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Scott A. Holmes |
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Chief Accounting Officer, Vice President and Controller |
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cc: Miguel J. Vega, Esq.
Cooley LLP