CAS 932750-29-3

Ethyl (E)-2-cyano-3-ethoxycrotonate

Description:

Ethyl (E)-2-cyano-3-ethoxycrotonate is an organic compound characterized by its unique structure, which includes a cyano group and an ethoxy group attached to a crotonate backbone. This compound typically appears as a colorless to pale yellow liquid and is known for its reactivity in various chemical reactions, particularly in organic synthesis. It features a double bond in the crotonate moiety, which contributes to its ability to participate in conjugate addition reactions. The presence of the cyano group enhances its electrophilic character, making it a useful intermediate in the synthesis of more complex molecules. Ethyl (E)-2-cyano-3-ethoxycrotonate is often utilized in the development of pharmaceuticals and agrochemicals due to its versatile reactivity. Additionally, it is important to handle this compound with care, as it may pose health risks if inhaled or ingested, and appropriate safety measures should be taken during its use in laboratory settings.

Formula: C₉H₁₃NO₃

InChI: InChI=1/C9H13NO3/c1-4-12-7(3)8(6-10)9(11)13-5-2/h4-5H2,1-3H3/b8-7+

InChI key: YKXFOGAYPIPTKF-UHFFFAOYSA-N

SMILES: CCOC(=C(C#N)C(=O)OCC)C

Synonyms:

• Acetic acid, cyano(ethoxyethylidene)-, ethyl ester
• ethyl (2E)-2-cyano-3-ethoxybut-2-enoate

Ethyl (E)-2-cyano-3-ethoxycrotonate, 98%

CAS: 932750-29-3

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci

Formula: C₉H₁₃NO₃

Purity: 98%

Color and Shape: White to pale yellow, Crystals or powder or crystalline powder

Molecular weight: 183.21

Ref: 02-H27244

ethyl (2E)-2-cyano-3-ethoxybut-2-enoate

CAS: 932750-29-3

Ethyl (2E)-2-cyano-3-ethoxybut-2-enoate is an activated ester that can be synthesized by the reaction of ethyl chloroformate and 2-aminoacrylic acid in ethanol. This compound is used as a reagent for the synthesis of amidrazones, which are used as reactive intermediates in organic chemistry. The x-ray structural analysis shows that it is a racemic mixture of two diastereomers, with the more stable configuration being the one with the trans double bond on the benzene ring. It has been shown to have an nmr spectrum consisting of two signals at δ = 3.47 ppm and δ = 3.53 ppm, respectively, in a two dimensional nmr analysis.

Formula: C₉H₁₃NO₃

Purity: Min. 95%

Molecular weight: 183.21 g/mol

Ref: 3D-HMB75029

2-Butenoic acid, 2-cyano-3-ethoxy-, ethyl ester, (2E)-

CAS: 932750-29-3

Formula: C₉H₁₃NO₃

Purity: 98%

Molecular weight: 183.2044

Ref: IN-DA003PZI