Description

Benzyl Acetoacetate is a versatile organic ester widely used as a key chemical intermediate in synthesis. Its value lies in its bifunctional structure, featuring both an acetoacetate and a benzyl group, which makes it a valuable building block for constructing more complex molecules. This compound is essential for manufacturers in the pharmaceutical, agrochemical, and fragrance industries seeking reliable, high-purity intermediates for their production processes.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for heterocyclic compounds and fine chemicals.
• Agrochemical Synthesis: Used in the production of pesticides, herbicides, and plant growth regulators due to its reactive ester functionality.
• Fragrance and Flavor Ingredient: Serves as a precursor for aroma chemicals, contributing fruity or floral notes in perfumery and flavor formulations.
• Organic Synthesis Reagent: Employed in various condensation and alkylation reactions, such as the acetoacetic ester synthesis, to create β-keto esters and other derivatives.
• Polymer and Resin Modifier: Acts as a cross-linking agent or plasticizer intermediate in specialty polymer production.
• Dye and Pigment Manufacturing: Utilized as an intermediate in the synthesis of certain organic dyes and colorants.

Basic Information

Product Name	Benzyl Acetoacetate
CAS No.	5396-89-4
Molecular Formula	C11H12O3
Molecular Weight	192.21 g/mol
Synonyms	Acetoacetic Acid Benzyl Ester; Benzyl 3-Oxobutanoate; 3-Oxobutanoic Acid Phenylmethyl Ester; Butanoic Acid, 3-Oxo-, Phenylmethyl Ester; Benzyl β-Ketobutyrate; Phenylmethyl Acetoacetate; BAA
EINECS	226-404-5

Quality Control

Our Benzyl Acetoacetate is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. We provide comprehensive quality assurance, with product specifications meeting the rigorous demands of industrial and fine chemical synthesis. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is supplied with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong bases and oxidizing agents. Recommended storage temperature is between 15°C and 25°C (59°F and 77°F).

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 98.0%
Refractive Index (n20D)	1.508 - 1.512
Density (20°C)	1.110 - 1.130 g/mL
Water Content (KF)	≤ 0.5%

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