Filed
Pursuant to Rule 424(b)(3)
File
Number 333-135121
Prospectus
Supplement No. 11
to
Prospectus dated August 10, 2007, as supplemented by
Prospectus
Supplement No. 1 dated August 14, 2007,
Prospectus
Supplement No. 2 dated September 21, 2007,
Prospectus
Supplement No. 3 dated October 10, 2007,
Prospectus
Supplement No. 4 dated November 14, 2007,
Prospectus
Supplement No. 5 dated December 3, 2007,
Prospectus
Supplement No. 6 dated December 19, 2007,
Prospectus
Supplement No. 7 dated January 11, 2008,
Prospectus
Supplement No. 8 dated January 22, 2008,
Prospectus
Supplement No. 9 dated January 23, 2008 and
Prospectus
Supplement No. 10 dated January 25, 2008
XETHANOL
CORPORATION
This
Prospectus Supplement No. 11 supplements our Prospectus dated August 10,
2007,
as supplemented by Prospectus Supplement No. 1 dated August 14, 2007, Prospectus
Supplement No. 2 dated September 21, 2007, Prospectus Supplement No. 3 dated
October 10, 2007, Prospectus Supplement No. 4 dated November 14, 2007,
Prospectus Supplement No. 5 dated December 3, 2007, Prospectus Supplement
No. 6
dated December 19, 2007, Prospectus Supplement No. 7 dated January 11, 2008,
Prospectus Supplement No. 8 dated January 22, 2008, Prospectus Supplement
No. 9
dated January 23, 2008 and Prospectus Supplement No. 10 dated January 25,
2008.
The shares covered by the Prospectus have been registered to permit their
resale
to the public by the selling stockholders named in the Prospectus. We are
not
selling any shares of common stock in this offering and will not receive
any
proceeds from this offering, except on the exercise of warrants.
Our
common stock is listed on the American Stock Exchange (“AMEX”) under the symbol
“XNL.” The last sale price reported on the AMEX for our common stock on March
24, 2008 was $0.42.
This
Prospectus Supplement includes the attached Current Report on Form 8-K dated
March 12, 2008, as filed with the U.S. Securities and Exchange Commission
on
March 25, 2008.
You
should read the Prospectus and this Prospectus Supplement No. 11, together
with
Prospectus Supplement No. 1 dated August 14, 2007, Prospectus Supplement
No. 2
dated September 21, 2007, Prospectus Supplement No. 3 dated October 10, 2007,
Prospectus Supplement No. 4 dated November 14, 2007, Prospectus Supplement
No. 5
dated December 3, 2007, Prospectus Supplement No. 6 dated December 19, 2007,
Prospectus Supplement No.7 dated January 11, 2008, Prospectus Supplement
No. 8
dated January 22, 2008, Prospectus Supplement No. 9 dated January 23, 2008
and
Prospectus Supplement No. 10 dated January 25, 2008, carefully before you
invest, including the section of the Prospectus titled “Risk Factors,” which
begins on page 5 of the Prospectus.
Neither
the Securities and Exchange Commission nor any state securities commission
has
approved or disapproved of these securities or passed upon the adequacy or
accuracy of this prospectus. Any representation to the contrary is a criminal
offense.
The
date
of this Prospectus Supplement is March 25, 2008.