Description

Propyl 4,4-Dimethoxy-3-Oxo-Butanoate is a versatile ester derivative of acetoacetic acid, characterized by its protected keto and ester functionalities. This compound serves as a valuable chemical building block and protected synthon in advanced organic synthesis, offering controlled reactivity for the construction of complex molecules. It is primarily required by pharmaceutical intermediates, agrochemical, and specialty fine chemical manufacturers for research and production-scale applications.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules requiring acetoacetate or β-keto ester moieties.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators where its reactive sites allow for modular chemical construction.
• Fine Chemical Production: Acts as a versatile synthon for flavors, fragrances, and advanced material precursors.
• Academic & Industrial R&D: Employed in method development and as a starting material for novel heterocyclic and acyclic compounds.
• Chemical Cross-linking Agent: Potential use in polymer chemistry for creating specialized resins and coatings.

Basic Information

Product Name	Propyl 4,4-Dimethoxy-3-Oxo-Butanoate
CAS No.	6342-54-7
Molecular Formula	C9H16O5
Molecular Weight	204.22 g/mol
Synonyms	Propyl 4,4-Dimethoxy-3-oxobutanoate; 4,4-Dimethoxy-3-oxobutanoic Acid Propyl Ester; Acetoacetic Acid 4,4-Dimethyl Acetal Propyl Ester; 3-Oxobutanoic Acid, 4,4-Dimethoxy-, Propyl Ester; Propyl Acetoacetate Dimethyl Acetal; Butanoic acid, 4,4-dimethoxy-3-oxo-, propyl ester
EINECS	228-752-8

Quality Control

Our Propyl 4,4-Dimethoxy-3-Oxo-Butanoate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing specifications and test results is provided with every shipment to guarantee compliance with your research or production requirements.

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 bases and incompatible materials such as strong oxidizing agents. The container should be kept tightly sealed when not in use to prevent moisture absorption.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (20°C)	1.420 - 1.430
Density (20°C)	1.05 - 1.10 g/cm³

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