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![(2e)-4-[(3-acetylphenyl)amino]-4-oxobut-2-enoic acid (c008b-044468)](https://cdn11.bigcommerce.com/s-2u2oi3cvy8/images/stencil/500x659/products/3033112/3038546/cenmed-product-image-placeholder-1-__36861.1790983483.jpg?c=1 "(2e)-4-[(3-acetylphenyl)amino]-4-oxobut-2-enoic acid (c008b-044468)")
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Price: $1,934.30List Price: $2,149.22(2E)-4-[(3-acetylphenyl)amino]-4-oxobut-2-enoic acid (C008B-044468) -
![(2e)-4-[(3-acetylphenyl)amino]-4-oxobut-2-enoic acid (c008b-044469)](https://cdn11.bigcommerce.com/s-2u2oi3cvy8/images/stencil/500x659/products/3033113/3038547/cenmed-product-image-placeholder-1-__04488.1790983483.jpg?c=1 "(2e)-4-[(3-acetylphenyl)amino]-4-oxobut-2-enoic acid (c008b-044469)")
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Price: $770.96List Price: $856.62(2E)-4-[(3-acetylphenyl)amino]-4-oxobut-2-enoic acid (C008B-044469) -
![(2e)-4-[(3-acetylphenyl)amino]-4-oxobut-2-enoic acid (c008b-044470)](https://cdn11.bigcommerce.com/s-2u2oi3cvy8/images/stencil/500x659/products/3033114/3038548/cenmed-product-image-placeholder-1-__13427.1790983483.jpg?c=1 "(2e)-4-[(3-acetylphenyl)amino]-4-oxobut-2-enoic acid (c008b-044470)")
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Price: $721.09List Price: $801.22(2E)-4-[(3-acetylphenyl)amino]-4-oxobut-2-enoic acid (C008B-044470) -
![(2e)-4-[(3-acetylphenyl)amino]-4-oxobut-2-enoic acid (c008b-044471)](https://cdn11.bigcommerce.com/s-2u2oi3cvy8/images/stencil/500x659/products/3033115/3038549/cenmed-product-image-placeholder-1-__71939.1790983484.jpg?c=1 "(2e)-4-[(3-acetylphenyl)amino]-4-oxobut-2-enoic acid (c008b-044471)")
Add to Cart The item has been addedE1307351-5g(2E)-4-[(3-acetylphenyl)amino]-4-oxobut-2-enoic acid (C008B-044471)
Price: $1,391.23List Price: $1,545.81(2E)-4-[(3-acetylphenyl)amino]-4-oxobut-2-enoic acid (C008B-044471) -
![(2e)-4-[(4-methoxybenzyl)oxy]-2-butenoic acid-25mg](https://cdn11.bigcommerce.com/s-2u2oi3cvy8/images/stencil/500x659/products/1846496/1854863/cenmed-product-image-placeholder-1-__25699.1731990811.jpg?c=1 "(2e)-4-[(4-methoxybenzyl)oxy]-2-butenoic acid-25mg")
Add to Cart The item has been addedT273406-1EA(2E)-4-[(4-METHOXYBENZYL)OXY]-2-BUTENOIC ACID-25MG
Price: $182.82List Price: $203.13Other Notes Please note that Sigma-Aldrich provides this product to early discovery researchers as part of a collection of rare and unique chemicals. Sigma-Aldrich does not collect analytical data for this product. -
![(2e)-4-oxo-4-{[4-(trifluoromethoxy)phenyl]amino}but-2-enoic acid (c008b-044487)](https://cdn11.bigcommerce.com/s-2u2oi3cvy8/images/stencil/500x659/products/3033131/3038565/cenmed-product-image-placeholder-1-__27381.1790983490.jpg?c=1 "(2e)-4-oxo-4-{[4-(trifluoromethoxy)phenyl]amino}but-2-enoic acid (c008b-044487)")
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Price: $416.07List Price: $462.30(2E)-4-oxo-4-{[4-(trifluoromethoxy)phenyl]amino}but-2-enoic acid (C008B-044487) -
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![(2e)-4-oxo-4-{[4-(trifluoromethoxy)phenyl]amino}but-2-enoic acid (c008b-044489)](https://cdn11.bigcommerce.com/s-2u2oi3cvy8/images/stencil/500x659/products/3033133/3038567/cenmed-product-image-placeholder-1-__61083.1790983491.jpg?c=1 "(2e)-4-oxo-4-{[4-(trifluoromethoxy)phenyl]amino}but-2-enoic acid (c008b-044489)")
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![(2e)-4-oxo-4-{[4-(trifluoromethoxy)phenyl]amino}but-2-enoic acid (c008b-044490)](https://cdn11.bigcommerce.com/s-2u2oi3cvy8/images/stencil/500x659/products/3033134/3038568/cenmed-product-image-placeholder-1-__12674.1790983491.jpg?c=1 "(2e)-4-oxo-4-{[4-(trifluoromethoxy)phenyl]amino}but-2-enoic acid (c008b-044490)")
Add to Cart The item has been addedE1338491-500mg(2E)-4-oxo-4-{[4-(trifluoromethoxy)phenyl]amino}but-2-enoic acid (C008B-044490)
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Add to Cart The item has been addedE1338491-5mg(2E)-4-oxo-4-{[4-(trifluoromethoxy)phenyl]amino}but-2-enoic acid (C008B-044491)
Price: $378.58List Price: $420.65(2E)-4-oxo-4-{[4-(trifluoromethoxy)phenyl]amino}but-2-enoic acid (C008B-044491) -
![(2e)-4-{[tert-butyl(dimethyl)silyl]oxy}-2-buten-1-ol-1mg](https://cdn11.bigcommerce.com/s-2u2oi3cvy8/images/stencil/500x659/products/1846776/1855143/cenmed-product-image-placeholder-1-__82451.1731990920.jpg?c=1 "(2e)-4-{[tert-butyl(dimethyl)silyl]oxy}-2-buten-1-ol-1mg")
Add to Cart The item has been addedT269395-1EA(2E)-4-{[TERT-BUTYL(DIMETHYL)SILYL]OXY}-2-BUTEN-1-OL-1MG
Price: $182.82List Price: $203.13Other Notes Please note that Sigma-Aldrich provides this product to early discovery researchers as part of a collection of rare and unique chemicals. Sigma-Aldrich does not collect analytical data for this product. -
Add to Cart The item has been addedD691795-100mg(2e)-4，4-Dimethylpent-2-enoic acid (C007B-462363)
Price: $1,065.28List Price: $1,183.65(2e)-4，4-Dimethylpent-2-enoic acid.
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