Description

3-Oxobutanoic Acid 2-(Acetyloxy)Ethyl Ester is a versatile bifunctional ester compound, serving as a valuable intermediate in advanced organic synthesis. Its structure, featuring both a β-ketoester and an acetyloxyethyl group, makes it a key building block for constructing complex molecules with high precision. This product is essential for R&D and production chemists in the pharmaceutical, agrochemical, and specialty chemical industries seeking reliable, high-purity synthetic precursors.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules containing β-ketoester or acetyl-protected alcohol functionalities.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators where its reactive sites allow for modular chemical construction.
• Polymer Chemistry: Acts as a monomer or cross-linking agent in the development of specialty polymers, coatings, and resins with tailored properties.
• Fine Chemical Production: Employed in the manufacture of dyes, pigments, flavors, and fragrances as a versatile synthetic building block.
• Academic & Industrial R&D: Serves as a standard reagent in research laboratories for methodological development and exploring new synthetic pathways.

Basic Information

Product Name	3-Oxobutanoic Acid 2-(Acetyloxy)Ethyl Ester
CAS No.	34500-18-0
Molecular Formula	C8H12O5
Molecular Weight	188.18 g/mol
Synonyms	2-(Acetyloxy)ethyl acetoacetate; Acetoacetic Acid 2-Acetoxyethyl Ester; Ethylene Glycol Monoacetate Acetoacetate; 2-Acetoxyethyl 3-oxobutanoate; Acetoacetoxyethyl Acetate; AAEA; β-Ketobutyric Acid 2-Acetoxyethyl Ester
EINECS	Contact for details

Quality Control

Our 3-Oxobutanoic Acid 2-(Acetyloxy)Ethyl Ester is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure it meets the high-purity standards required for sensitive synthetic applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee traceability and consistency for our global B2B clients.

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). The product is moisture-sensitive; keep the container tightly sealed when not in use to prevent degradation. Keep away from strong oxidizing agents, strong bases, and heat sources.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
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.