Description

17,18-Dibromostearic Acid is a high-purity, long-chain brominated fatty acid derivative, identified by CAS NO 79127-59-6. This specialty chemical serves as a critical intermediate for synthesizing advanced materials and fine chemicals, offering precise bromine functionality for further molecular modifications. It is primarily required by R&D laboratories and industrial manufacturers in the pharmaceutical, agrochemical, and polymer sectors for developing novel compounds and functional additives.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates, particularly those requiring lipophilic bromo-alkyl chains.
• Agrochemical Synthesis: Serves as a key building block for creating novel herbicides, fungicides, and plant growth regulators.
• Polymer Modification: Acts as a flame retardant precursor or a reactive monomer for introducing bromine into polymer backbones to enhance material properties.
• Lubricant & Surfactant Additive: Employed in the development of specialized extreme-pressure additives and high-performance surfactants.
• Organic Synthesis Reagent: A valuable reagent in organic chemistry for introducing bromine atoms at specific positions in long-chain molecules.
• Research & Development: Essential for academic and industrial R&D focused on lipid chemistry, material science, and medicinal chemistry.

Basic Information

Product Name	17,18-Dibromostearic Acid
CAS No.	79127-59-6
Molecular Formula	C₁₈H₃₄Br₂O₂
Molecular Weight	466.27 g/mol
Synonyms	Octadecanoic acid, 17,18-dibromo-; Stearic acid, 17,18-dibromo-; 17,18-Dibromooctadecanoic acid; Dibromostearic acid; 17(18)-Dibromostearic Acid; DL-17,18-Dibromostearic Acid
EINECS	Contact for details

Quality Control

Our 17,18-Dibromostearic Acid is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all specified parameters. Our quality commitment ensures the material is suitable for demanding applications in regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, the container should be opaque or stored in darkness.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	55 - 65 °C
Loss on Drying	≤ 1.0 %
Residue on Ignition	≤ 0.1 %
Heavy Metals (as Pb)	≤ 20 ppm

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