Exhibit 12.1

Celanese Corporation and Subsidiaries
Statement Re: Computation of Earnings to Fixed Charges

	Fiscal Year Ended December 31,
	2010			2009			2008			2007			2006
				(In millions, except ratios)
Earnings:
Earnings (loss) from continuing operations before tax		538			251			433			437			549
Subtract
Equity in net earnings of affiliates		(168	)		(99	)		(172	)		(150	)		(162	)
Add
Income distributions from equity investments		138			78			183			135			162
Amortization of capitalized interest		2			2			2			1			3
Total fixed charges		262			268			324			322			350
Total earnings as defined before combined fixed charges		772			500			770			745			902
Fixed charges:
Interest expense		204			207			261			262			294
Capitalized interest		2			2			6			9			6
Estimated interest portion of rent expense		53			49			47			41			36
Cumulative preferred stock dividends		3			10			10			10			10
Guaranteed payment to minority shareholders		—			—			—			—			4
Total combined fixed charges		262			268			324			322			350
Ratio of earnings to combined fixed charges		2.9	x		1.9	x		2.4	x		2.3	x		2.6	x