Description

Ethyl 3-(Acetoxy)Crotonate is a versatile ester derivative of crotonic acid, serving as a key synthetic intermediate in advanced organic synthesis. Its bifunctional structure, featuring both an ester and an acetoxy enone moiety, makes it a valuable building block for constructing complex molecular frameworks. This compound is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for applications such as heterocyclic synthesis and fine chemical production.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds containing dihydropyridine or other heterocyclic cores.
• Agrochemical Synthesis: Used in the manufacturing of advanced pesticides and herbicides, where its reactive sites allow for the introduction of specific functional groups.
• Fine Chemical Production: Acts as a building block for specialty chemicals, including flavors, fragrances, and advanced polymer additives.
• Academic & Industrial Research: Employed in method development and exploratory chemistry for novel reaction pathways, such as Michael additions and cyclocondensations.
• Chemical Intermediate for Dyes: Utilized in the synthesis of complex organic dyes and pigments due to its unsaturated carbonyl structure.

Basic Information

Product Name	Ethyl 3-(Acetoxy)Crotonate
CAS No.	27750-19-2
Molecular Formula	C8H12O4
Molecular Weight	172.18 g/mol
Synonyms	Ethyl 3-Acetoxycrotonate; Ethyl 3-Acetoxy-2-butenoate; 3-(Acetoxy)-2-butenoic Acid Ethyl Ester; Ethyl β-Acetoxycrotonate; Acetic Acid 1-(Ethoxycarbonyl)-1-propen-2-yl Ester; Crotonic Acid, 3-(Acetyloxy)-, Ethyl Ester; 2-Butenoic Acid, 3-(Acetyloxy)-, Ethyl Ester
EINECS	Contact for details

Quality Control

Our Ethyl 3-(Acetoxy)Crotonate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of our global B2B clients in research and production. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment and is available 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 oxidizing agents, strong bases, and heat sources. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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