Description

Allyl 4-Bromobutyrate is a versatile organic building block characterized by its reactive allyl ester and bromoalkyl functionalities. This compound is valued for its dual reactivity, enabling its use as a key intermediate in the synthesis of complex molecules and advanced materials. It is primarily sought after by research chemists and process development teams in the pharmaceutical, agrochemical, and specialty polymer industries for constructing novel chemical entities.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the preparation of active pharmaceutical ingredients (APIs), particularly those requiring allyl-protected carboxylic acids or subsequent functionalization via the bromine handle.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and plant growth regulators where the allyl ester group offers a strategic point for further modification.
• Polymer & Material Science: Acts as a monomer or cross-linking agent in the development of specialty polymers, resins, and functional materials, leveraging the reactivity of both the allyl and bromo groups.
• Organic Synthesis Building Block: Employed in academic and industrial R&D for various carbon-carbon and carbon-heteroatom bond-forming reactions, including palladium-catalyzed cross-couplings and nucleophilic substitutions.
• Ligand & Catalyst Preparation: Useful for synthesizing specialized ligands or modifying catalyst surfaces in coordination chemistry and catalysis research.
• Flavor & Fragrance Precursor: Can be utilized as a starting material for the synthesis of specific ester-based aroma compounds, following appropriate purification and safety protocols.

Basic Information

Product Name	Allyl 4-Bromobutyrate
CAS No.	178215-45-7
Molecular Formula	C7H11BrO2
Molecular Weight	207.07 g/mol
Synonyms	4-Bromobutanoic Acid Allyl Ester; Allyl 4-Bromobutanoate; 4-Bromobutyric Acid Allyl Ester; Butanoic acid, 4-bromo-, 2-propen-1-yl ester; 2-Propen-1-yl 4-bromobutanoate; NSC 332003; Allyl γ-Bromobutyrate; γ-Bromobutyric Acid Allyl Ester
EINECS	Contact for details

Quality Control

Our Allyl 4-Bromobutyrate is produced and tested under a strict quality management system. Each batch undergoes comprehensive analytical characterization to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided, reporting key parameters such as assay (by GC/HPLC), identity confirmation (IR, NMR), and impurity profiles. We support cGMP and ISO compliant documentation for advanced applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to the light-sensitive nature of the compound, containers should be amber glass or compatible light-blocking materials.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC/HPLC)	Individual impurity ≤ 1.0%; Total impurities ≤ 3.0%
Refractive Index (20°C)	1.470 - 1.480
Density (20°C)	1.35 - 1.45 g/mL

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