Description

Ethyllithium is a highly reactive organolithium compound, widely recognized as a powerful nucleophile and base in synthetic organic chemistry. Its primary value lies in its ability to efficiently introduce ethyl groups into a wide range of substrates, making it indispensable for constructing complex molecular frameworks. This reagent is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors, where precise carbon-carbon bond formation is critical.

Application

• Pharmaceutical Synthesis: A key reagent for the ethylation of active pharmaceutical ingredients (APIs) and intermediates in drug discovery and development.
• Polymer & Materials Science: Used as an initiator or catalyst in the production of specialty polymers, elastomers, and advanced polymeric materials.
• Agrochemical Manufacturing: Employed in the synthesis of herbicides, pesticides, and plant growth regulators that require ethyl group incorporation.
• Fine Chemical Production: Facilitates the synthesis of complex organic compounds, flavors, fragrances, and dyes.
• Research & Development: A fundamental tool in academic and industrial R&D labs for exploring new synthetic methodologies and reaction pathways.
• Catalyst Preparation: Used in the preparation of organometallic catalysts and other metal-organic complexes.

Basic Information

Product Name	Ethyllithium
CAS No.	811-49-4
Molecular Formula	C2H5Li
Molecular Weight	36.00 g/mol
Synonyms	Lithioethane; Lithium ethyl; Ethyl lithium; Ethyllithium solution; LiEt
EINECS	212-370-2

Quality Control

Our Ethyllithium is produced and handled under stringent quality control protocols to ensure batch-to-batch consistency and reliability. We provide comprehensive Certificates of Analysis (COA) for every lot, detailing key parameters such as concentration, assay, and impurity profiles. Our quality management system is designed to meet the rigorous demands of industrial and research applications, ensuring you receive a product that performs as specified.

Storage

Preserve in a tightly closed container, protected from light. Due to its pyrophoric and moisture-sensitive nature, Ethyllithium must be stored under an inert atmosphere (argon or nitrogen) in a cool, dry, and well-ventilated area. Recommended storage temperature is 2-8°C. Keep away from heat, sparks, open flames, and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to slightly yellow solution
Concentration (in solvent)	Typically 0.5M - 2.0M in hexane/benzene/cyclohexane
Assay (by Titration)	≥ 95%
Identification (IR/NMR)	Conforms to structure
Impurities (by GC/HPLC)	Contact for details

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