Description

Acetoacetic Acid sec-Butyl Ester is a versatile organic ester and a key intermediate in fine chemical synthesis. This compound matters for its role as a building block in the production of pharmaceuticals, agrochemicals, and specialty polymers. Industries such as pharmaceutical manufacturing, agrochemical formulation, and advanced material research rely on its reactive β-keto ester functionality for complex synthesis pathways.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for drugs containing heterocyclic structures.
• Agrochemical Synthesis: Used in the production of pesticides, herbicides, and fungicides as a key chemical precursor.
• Polymer & Resin Modifier: Serves as a co-monomer or cross-linking agent in specialty polymer formulations to enhance specific properties.
• Flavor & Fragrance Ingredient: Employed as an intermediate in the synthesis of complex esters and aroma chemicals.
• Organic Synthesis Reagent: Utilized in Claisen condensation and other carbon-carbon bond-forming reactions in research and development laboratories.
• Dye & Pigment Manufacturing: Acts as an intermediate in the production of certain organic dyes and colorants.

Basic Information

Item	Details
Product Name	Acetoacetic Acid sec-Butyl Ester
CAS No.	13562-76-0
Molecular Formula	C8H14O3
Molecular Weight	158.20 g/mol
Synonyms	sec-Butyl Acetoacetate; 2-Butyl Acetoacetate; 1-Methylpropyl Acetoacetate; Acetoacetic Acid 1-Methylpropyl Ester; 3-Oxobutanoic Acid 1-Methylpropyl Ester; Butan-2-yl 3-oxobutanoate; Acetoacetic Acid Butan-2-yl Ester; AA-s-BE
EINECS	Contact for details

Quality Control

Our Acetoacetic Acid sec-Butyl Ester is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure high purity and consistency, meeting the stringent requirements of industrial and fine chemical applications. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each 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 heat, sparks, and open flame. This material is moisture-sensitive; ensure containers are kept tightly sealed to prevent degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Specific Gravity (20°C)	0.970 - 0.990
Refractive Index (20°C)	1.420 - 1.430

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