Description

2-Ethylhexyllithium is a highly reactive organolithium compound, widely recognized as a powerful initiator and nucleophile in advanced organic synthesis. Its primary value lies in its ability to facilitate precise anionic polymerization and create complex carbon-lithium bonds for the synthesis of specialty polymers and fine chemicals. This product is essential for R&D chemists and process engineers in the pharmaceutical intermediates, advanced elastomer, and high-performance polymer industries.

Application

• Anionic Polymerization Initiator: Critical for the controlled synthesis of block copolymers, such as styrenic and diene-based thermoplastic elastomers (TPEs).
• Pharmaceutical Intermediate Synthesis: Used as a strong base and nucleophile in the formation of carbon-carbon bonds for active pharmaceutical ingredients (APIs).
• Specialty Chemical Manufacturing: Employed in the production of tailored surfactants, plasticizers, and other performance chemicals requiring specific alkyl-lithium intermediates.
• Advanced Material Research: Serves as a key reagent in R&D for developing novel polymeric materials with specific mechanical and thermal properties.
• Lithiation Reactions: Facilitates directed ortho-metalation and other lithiation steps in complex organic synthesis pathways.

Basic Information

Product Name	2-Ethylhexyllithium
CAS No.	13067-81-7
Molecular Formula	C8H17Li
Molecular Weight	120.15 g/mol
Synonyms	Lithium 2-ethylhexyl; 2-Ethyl-1-hexyllithium; 2-Ethylhexyl lithium; 1-Lithio-2-ethylhexane; (2-Ethylhexyl)lithium; C8-Li; Octyllithium (branched isomer); 2-EH-Li
EINECS	235-965-9

Quality Control

Our 2-Ethylhexyllithium is produced under stringent quality protocols to ensure batch-to-batch consistency and high reactivity. Each lot undergoes comprehensive analysis, including titration for active lithium content and impurity profiling. Certificates of Analysis (COA) detailing purity, concentration, and solvent composition are provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Due to its highly volatile and easily oxidized nature, this material must be stored under a dry, inert atmosphere (argon or nitrogen) at temperatures between 2°C and 8°C. Keep away from moisture, heat, and incompatible materials such as strong acids, oxidizing agents, and protic solvents. Handle only in a certified fume hood or under an inert gas blanket.

Specification

Item	Specification
Appearance	Colorless to pale yellow solution
Concentration	Typically supplied as a solution in cyclohexane or heptane (e.g., 0.5M - 2.0M)
Assay (Titration)	≥ 95% (as C8H17Li)
Identification (IR/NMR)	Conforms to structure
Impurities (by GC)	Residual alcohol < 1.0%
Water Content (Karl Fischer)	< 50 ppm

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