Description

Ethyl 9-Bromononanoate is a versatile brominated fatty acid ester with the CAS number 28598-81-4. This compound serves as a crucial synthetic intermediate, valued for its terminal bromine functionality which enables efficient carbon chain extension and functional group transformations. It is primarily needed by research chemists and process development teams in the pharmaceutical, agrochemical, and specialty chemical industries for the synthesis of complex molecules, including active pharmaceutical ingredients (APIs) and liquid crystal materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of prostaglandins, other bioactive fatty acids, and long-chain therapeutic agents.
• Agrochemical Synthesis: Used in the production of specialized pesticides and plant growth regulators requiring specific alkyl chain lengths.
• Liquid Crystal Manufacturing: Serves as a precursor for mesogenic compounds used in display technologies.
• Polymer & Material Science: Employed in the creation of specialty monomers, surfactants, and phase-transfer catalysts.
• Organic Synthesis Research: A valuable reagent for carbon-carbon bond formation reactions, such as alkylations and cross-couplings, in academic and industrial R&D.
• Flavor & Fragrance Industry: Intermediate for the synthesis of specific macrocyclic lactones and musk compounds.

Basic Information

Product Name	Ethyl 9-Bromononanoate
CAS No.	28598-81-4
Molecular Formula	C₁₁H₂₁BrO₂
Molecular Weight	265.19 g/mol
Synonyms	9-Bromononanoic Acid Ethyl Ester; Ethyl 9-Bromopelargonate; Nonanoic Acid, 9-Bromo-, Ethyl Ester; Ethyl ω-Bromononanoate; 9-Bromo-nonanoic Acid Ethyl Ester; BR-9; Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our Ethyl 9-Bromononanoate is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatographic purity assays and identity confirmation, to ensure it meets the high standards required for synthetic applications. Certificates of Analysis (COA) detailing specific results for purity, appearance, and identity 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, and well-ventilated place at room temperature (15-25°C). Keep away from strong bases and incompatible materials. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0% (Area %)
Water Content (KF)	≤ 0.5%

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