Description

Ethyl-2,3-Pentadienoate is a specialized, high-purity ester compound with the CAS registry number 74268-51-2. This conjugated dienoate ester serves as a valuable and versatile building block in advanced organic synthesis, enabling the construction of complex molecular frameworks. It is primarily sought after by research and development chemists in the pharmaceutical, agrochemical, and fine chemical industries for applications such as Diels-Alder reactions and the synthesis of biologically active intermediates.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel active pharmaceutical ingredients (APIs) and complex heterocyclic compounds.
• Agrochemical Synthesis: Used in the research and development of new pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Employed as a dienophile or Michael acceptor in custom synthesis and process development for specialty chemicals.
• Academic & Industrial R&D: A crucial reagent for methodological development in organic chemistry, particularly in cycloaddition and conjugate addition reactions.
• Flavor & Fragrance Industry: Potential use as an intermediate for synthesizing specific ester-based aroma compounds.
• Material Science Research: Investigated as a monomer or cross-linking agent in the development of novel polymeric materials.

Basic Information

Product Name	Ethyl-2,3-Pentadienoate
CAS No.	74268-51-2
Molecular Formula	C7H10O2
Molecular Weight	126.15 g/mol
Synonyms	Ethyl 2,3-Pentadienoate; 2,3-Pentadienoic Acid Ethyl Ester; Ethyl Penta-2,3-dienoate; Allenecarboxylic Acid Ethyl Ester; Ethyl 2,3-Pentadienoate; Ethyl (2,3)-pentadienoate; 74268-51-2; EINECS 278-XXX-X (Contact for details)
EINECS	Contact for details

Quality Control

Our Ethyl-2,3-Pentadienoate is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatographic purity analysis (GC/HPLC) and spectroscopic identification (IR, NMR), to ensure it meets the high standards required for research and industrial synthesis. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming identity, purity, and conformance to agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from strong acids and incompatible materials such as strong oxidizing agents. Due to its nature as an organic solvent, ensure containers are kept tightly sealed when not in use to prevent evaporation and maintain purity.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.440 - 1.450
Density (g/mL at 20°C)	0.92 - 0.96

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