Description

Ethyl 3-Acetoxy-2-Butenoate is a versatile ester compound that serves as a valuable intermediate in advanced organic synthesis. Its bifunctional structure, featuring both an ester and an acetoxy enone moiety, makes it a critical building block for constructing complex molecular frameworks. This high-purity intermediate is essential for research and production in the pharmaceutical, agrochemical, and specialty chemical industries, where it is used to develop active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key synthon in the synthesis of various drug molecules, particularly those requiring functionalized butenoate backbones.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides, leveraging its reactivity for creating heterocyclic compounds.
• Fine Chemical Production: Serves as a precursor for flavors, fragrances, and other specialty esters through further chemical transformation.
• Polymer Chemistry: Acts as a monomer or co-monomer in the synthesis of specialized polymers with unique properties.
• Organic Synthesis Research: A valuable reagent in academic and industrial R&D for Michael addition reactions, cyclizations, and other C-C bond forming processes.
• Chemical Intermediate: Employed in multi-step synthesis to introduce the acetoxy and ester functionalities into target molecules.

Basic Information

Product Name	Ethyl 3-Acetoxy-2-Butenoate
CAS No.	29214-62-8
Molecular Formula	C8H12O4
Molecular Weight	172.18 g/mol
Synonyms	Ethyl 3-acetoxybut-2-enoate; 2-Butenoic acid, 3-(acetyloxy)-, ethyl ester; 3-Acetoxy-2-butenoic acid ethyl ester; Ethyl 3-acetoxycrotonate; Acetic acid 1-ethoxycarbonyl-1-propen-1-yl ester; Ethyl β-acetoxycrotonate
EINECS	249-499-7

Quality Control

Our Ethyl 3-Acetoxy-2-Butenoate is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including chromatography (HPLC, GC) and spectroscopic methods (IR, NMR), to ensure high chemical purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong bases and incompatible materials such as strong oxidizing agents. The container must be kept tightly closed to prevent moisture absorption and potential decomposition.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Specific Gravity (20°C)	1.080 - 1.120
Refractive Index (20°C)	1.430 - 1.450

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.