Description

Ethyl 2,3-Butadiene-2-Carboxylate is a versatile and reactive ester derivative of butadiene, serving as a valuable building block in advanced organic synthesis. Its conjugated diene and ester functionalities make it a critical intermediate for constructing complex molecular architectures. This compound is essential for research and development chemists and process engineers in the pharmaceutical, agrochemical, and specialty polymer industries.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring a conjugated diene moiety for Diels-Alder or other cycloaddition reactions.
• Agrochemical Synthesis: Used in the production of advanced crop protection agents and herbicides, where its reactive structure allows for the introduction of specific functional groups.
• Specialty Polymer & Resin Production: Acts as a monomer or co-monomer in the creation of specialty polymers with tailored properties, such as adhesives, coatings, and elastomers.
• Fine Chemical & Dye Manufacturing: Employed as a building block for synthesizing complex fine chemicals, dyes, and pigments.
• Academic & Industrial R&D: A valuable reagent for method development and exploring new synthetic pathways in organic chemistry laboratories.
• Material Science Research: Investigated for use in novel organic electronic materials and advanced composites due to its π-conjugated system.

Basic Information

Product Name	Ethyl 2,3-Butadiene-2-Carboxylate
CAS No.	5717-41-9
Molecular Formula	C7H10O2
Molecular Weight	126.15 g/mol
Synonyms	Ethyl 2,3-Butadienoate; 2,3-Butadienoic Acid Ethyl Ester; Ethyl Buta-2,3-dienoate; Ethyl 2,3-Butadiene-1-carboxylate; 1-Carbethoxy-1,2-propadiene; 2,3-Butadienoic acid, ethyl ester; Ethyl (2,3-butadienoate)
EINECS	227-214-2

Quality Control

Every batch of Ethyl 2,3-Butadiene-2-Carboxylate is manufactured and tested under a strict quality management system. We provide comprehensive analytical data to ensure product identity, purity, and consistency for your critical applications. A Certificate of Analysis (COA) detailing specifications such as assay, identity, and impurity profile is available for each lot upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong acids and incompatible organic solvents. For long-term storage, consider maintaining under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.450 - 1.460
Density (20°C)	0.95 - 0.98 g/mL

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