Description

Acetoacetic Acid n-Propyl Ester is a versatile organic ester and a key β-ketoester building block in chemical synthesis. Its primary value lies in its reactive methylene group, which makes it an essential intermediate for the production of pharmaceuticals, agrochemicals, and fine chemicals. This product is particularly needed by R&D laboratories and industrial manufacturers in the pharmaceutical, fragrance, and dyestuff sectors for applications such as acetoacetylation and heterocyclic compound synthesis.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of various active pharmaceutical ingredients (APIs), including antimalarial and anti-inflammatory drugs.
• Agrochemical Synthesis: Used in the manufacture of pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Serves as a building block for dyes, pigments, and photographic chemicals.
• Fragrance and Flavor Ingredient: Employed in the synthesis of esters that contribute to fruity and floral aroma profiles.
• Polymer Modification: Acts as a cross-linking agent or comonomer in specialty polymer formulations.
• Organic Synthesis Reagent: Utilized in Claisen condensations, Michael additions, and the synthesis of heterocyclic compounds like pyrazoles and pyrimidines.

Basic Information

Product Name	Acetoacetic Acid n-Propyl Ester
CAS No.	1779-60-8
Molecular Formula	C7H12O3
Molecular Weight	144.17 g/mol
Synonyms	Propyl acetoacetate; n-Propyl acetoacetate; 3-Oxobutanoic acid propyl ester; Acetoacetic acid propyl ester; 1-Propyl 3-oxobutanoate; AAAPE; Propyl 3-oxobutanoate; Butanoic acid, 3-oxo-, propyl ester
EINECS	217-214-7

Quality Control

Our Acetoacetic Acid n-Propyl Ester is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for synthetic applications. Certificates of Analysis (COA) documenting identity, purity, and impurity profiles are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. This material is moisture-sensitive; ensure containers are kept tightly sealed when not in use to prevent degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (20°C)	1.418 - 1.422
Density (20°C)	1.01 - 1.03 g/mL

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