CAS 2960-66-9

Ethyl (2E)-4-oxo-2-butenoate

Description:

Ethyl (2E)-4-oxo-2-butenoate, with the CAS number 2960-66-9, is an organic compound characterized by its ester functional group and a conjugated carbonyl system. This compound features a butenoate structure, which includes a double bond between the second and third carbon atoms, contributing to its reactivity and potential for undergoing various chemical transformations. It is typically a colorless to pale yellow liquid with a fruity odor, indicative of its ester nature. Ethyl (2E)-4-oxo-2-butenoate is soluble in organic solvents, making it useful in various applications, including as an intermediate in organic synthesis and in the production of flavors and fragrances. Its reactivity is influenced by the presence of the carbonyl group, which can participate in nucleophilic addition reactions. Additionally, this compound may exhibit biological activity, making it of interest in pharmaceutical research. Proper handling and storage are essential due to its potential volatility and reactivity.

Formula: C₆H₈O₃

InChI: InChI=1S/C6H8O3/c1-2-9-6(8)4-3-5-7/h3-5H,2H2,1H3/b4-3+

InChI key: InChIKey=SDGAEBKMHIPSAC-ONEGZZNKSA-N

SMILES: C(/C=C/C=O)(OCC)=O

Synonyms:

• (2E)-4-Oxobut-2-enoic acid ethyl ester
• (E)-4-Oxo-2-butenoic acid ethyl ester
• (E)-4-Oxo-2-butenoicacid ethyl ester
• (E)-Ethyl 4-oxo-2-butenoate
• 2-Butenoic acid, 4-oxo-, ethyl ester, (E)-
• 2-Butenoic acid,4-oxo-, ethyl ester, (2E)-
• 2-Butenoicacid, 4-oxo-, ethyl ester, (E)-
• Ethyl (2E)-4-oxo-2-butenoate
• Ethyl (2E)-4-oxobut-2-enoate
• Ethyl (E)-3-formylacrylate
• Ethyl (E)-4-oxobut-2-enoate
• Ethyl 3-formylacrylate
• Ethyl fumaraldehydate
• Ethyl trans-4-oxobutenoate
• Ethyltrans-4-oxo-2-butenoate
• Ethyltrans-4-oxobutenoate
• Fumaraldehydic acid, ethyl ester

Ethyl trans-4-oxo-2-butenoate, 96%

CAS: 2960-66-9

Ethyl trans-4-oxo-2-butenoate is an intermediate used to synthesize pharmaceutically active molecules. It is also used in the asymmetric catalytic alkynylation of acetaldehyde, producing attractive synthons with broad applications, such as (+)-Tetrahydropyrenophorol. This Thermo Scientific Chemicals

Formula: C₆H₈O₃

Purity: 96%

Color and Shape: Clear pale yellow to yellow, Liquid

Molecular weight: 128.13

Ref: 02-L18491

2-Butenoic acid, 4-oxo-, ethyl ester, (2E)-

CAS: 2960-66-9

Formula: C₆H₈O₃

Purity: 98%

Color and Shape: Liquid

Molecular weight: 128.1259

Ref: IN-DA002YVA

Ethyl Trans-4-Oxo-2-Butenoate

CAS: 2960-66-9

Ethyl Trans-4-Oxo-2-Butenoate

Purity: 96%

Molecular weight: 128.13g/mol

Ref: 54-OR1013265

Ethyl (E)-4-Oxobut-2-enoate

CAS: 2960-66-9

Formula: C₆H₈O₃

Purity: >98.0%(GC)

Color and Shape: Colorless to Light yellow clear liquid

Molecular weight: 128.13

Ref: 3B-E1576

Minodronic Acid Impurity 11

CAS: 2960-66-9

Formula: C₆H₈O₃

Molecular weight: 128.13

Ref: 4Z-M-093016

Ethyl 4-oxobut-2-enoate

CAS: 2960-66-9

Formula: C₆H₈O₃

Purity: 95.0%

Color and Shape: Liquid, Pale yellow liquid

Molecular weight: 128.127

Ref: 10-F235591