Description

Octadecanoic Acid, 18-Bromo-, 1,1-Dimethylethyl Ester is a specialized brominated stearic acid derivative, serving as a high-value chemical intermediate. Its core value proposition lies in providing a reactive bromine handle on a long-chain fatty acid backbone, enabling precise synthetic modifications for advanced material development. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries who require custom-tailored molecular building blocks.

Application

• Pharmaceutical Intermediate: Used in the synthesis of novel drug candidates, particularly in lipid-conjugation strategies to improve bioavailability and targeting.
• Agrochemical Synthesis: Serves as a key precursor for creating specialized surfactants, emulsifiers, and active ingredients with tailored hydrophobic properties.
• Polymer & Material Science: Acts as a functional monomer or modifier in the production of specialty polymers, coatings, and lubricants, imparting specific bromine-related reactivity or flame-retardant characteristics.
• Organic Synthesis & Research: A versatile building block for coupling reactions (e.g., Suzuki, Heck) and nucleophilic substitutions in academic and industrial R&D laboratories.
• Liquid Crystal & Advanced Material Development: Utilized in the design of mesogenic compounds and other advanced organic materials due to its structured aliphatic chain and reactive site.

Basic Information

Product Name	Octadecanoic Acid, 18-Bromo-, 1,1-Dimethylethyl Ester
CAS No.	1199580-32-9
Molecular Formula	C22H43BrO2
Molecular Weight	419.48 g/mol
Synonyms	18-Bromooctadecanoic Acid tert-Butyl Ester; tert-Butyl 18-Bromooctadecanoate; 18-Bromostearic Acid tert-Butyl Ester; Stearic Acid, 18-Bromo-, 1,1-Dimethylethyl Ester; tert-Butyl 18-Bromostearate; Brominated Stearic Acid Ester; C18-Br Fatty Acid tert-Butyl Ester
EINECS	Contact for details

Quality Control

Our Octadecanoic Acid, 18-Bromo-, 1,1-Dimethylethyl Ester is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatography (HPLC, GC) and spectroscopy (NMR, IR), to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided and can be tailored to meet specific customer or regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from strong oxidizing agents and bases. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details

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