CAS 2388-07-0 Lithium ethoxide - Analytical Products / Alfa Chemistry

CAT	AP2388070-A
CAS	2388-07-0
Structure
MDL Number	MFCD00050493
Molecular Weight	52.00
InChI Key	AZVCGYPLLBEUNV-UHFFFAOYSA-N

Description	95%
Assay	95%
Form	powder and chunks
Linear Formula	CH3CH2OLi
Size	5G

A Case of Anti Carbolithiation of Alkynes Resulting From Intramolecular Lithium Coordination

Catherine Fressigné, Anne-Lise Girard, Muriel Durandetti, Jacques Maddaluno

Chemistry. 2008;14(17):5159-67.

PMID: 18438769

Accurate Determinations of the Extent to Which the SE2' Reactions of Allyl-, Allenyl- And Propargylsilanes Are Stereospecifically Anti

Michael J C Buckle, Ian Fleming, Salvador Gil, Kah Ling Christine Pang

Org Biomol Chem. 2004 Mar 7;2(5):749-69.

PMID: 14985816

New Carbanionic Access to 3-vinylindoles and 3-vinylbenzofurans

Frédéric Le Strat, Jacques Maddaluno

Org Lett. 2002 Aug 8;4(16):2791-3.

PMID: 12153236

Synthesis of 11C-labelled N,N'-diphenylurea and Ethyl Phenylcarbamate by a Rhodium-Promoted Carbonylation via [11C]isocyanatobenzene Using Phenyl Azide and [11C]carbon Monoxide

Hisashi Doi, Julien Barletta, Masaaki Suzuki, Ryoji Noyori, Yasuyushi Watanabe, Bengt Langstrom

Org Biomol Chem. 2004 Nov 7;2(21):3063-6.

PMID: 15505707

* Products or Services Interested: Lithium ethoxide (2388-07-0)
* Your question
* Name
* Email
Verification Code

Case Study

Lithium Ethoxide: A Key Reagent in the Surface Doping of Ni-Rich Cathode Materials for Improved Thermal Stability

Cho, W., Lim, Y. J., Lee, S. M., Kim, J. H., Song, J. H., Yu, J. S., ... & Park, M. S. (2018). ACS applied materials & interfaces, 10(45), 38915-38921.

Lithium ethoxide (LiEtO) serves as a vital reagent in the surface doping process of Ni-rich layered cathode materials for lithium-ion batteries. In a recent study aimed at enhancing the thermal and structural stability of high-capacity Ni-rich cathodes (Ni ≥ 80%), a thin Mn-rich surface layer was introduced through lithium ethoxide-assisted doping. This doping process was conducted on commercial-grade LiNi_0.82Co_0.12Mn_0.06O₂ powder, where lithium ethoxide was used to prepare a coating solution in combination with manganese acetate tetrahydrate.
The prepared LiNi_0.82-xCo_0.12-xMn_0.06+2xO₂ powder underwent a two-hour stirring process at 60°C, followed by drying and subsequent heating at 850°C under an O2 atmosphere. The surface-doped material exhibited significant improvements in cycling stability and thermal stability, even at elevated temperatures (60°C), by effectively mitigating side reactions and reducing the exposure of reactive Ni on the surface.
This simple yet effective approach not only stabilizes the cathode material but also offers a scalable method for improving the performance of Ni-rich cathodes, thereby enhancing the overall efficiency and safety of lithium-ion batteries used in electric vehicles. The utilization of lithium ethoxide in this process underscores its critical role in advancing energy storage technologies.

Lithium Ethoxide: A Key Reagent in the Synthesis of Li2CO3/LiNbO3-Coated NCM622 Cathode Material

Kim, A-Young, et al. Scientific Reports 11.1 (2021): 5367.

Lithium ethoxide (LiEtO) plays a crucial role in the synthesis of advanced cathode materials for lithium-ion batteries, specifically in the preparation of Li2CO3/LiNbO3-coated NCM622 (nickel-cobalt-manganese) cathode materials. In a recent study, a 1 M lithium ethoxide solution was prepared by reacting absolute ethanol with lithium metal under controlled conditions, ensuring minimal moisture contamination. This solution was then used in combination with niobium ethoxide to produce a surface coating on NCM622.
The preparation of the coated material involved the addition of niobium ethoxide and lithium ethoxide solutions to NCM622 powder, followed by sonication and vacuum drying. After grinding, the mixture was subjected to heat treatment at 300°C in air or oxygen flow to form the Li2CO3/LiNbO3 coating. This process enhances the electrochemical stability and performance of the cathode material, which is critical for the efficiency of lithium-ion batteries.
The use of lithium ethoxide in this method not only facilitates the formation of a high-quality surface coating but also ensures the preservation of the material's structural integrity under the rigorous conditions required for battery applications. This highlights the essential role of lithium ethoxide in the development of next-generation energy storage systems.

Lithium Ethoxide: A Key Reagent in the Synthesis of Lithium Methyl Carbonate for SEI Decomposition Studies

Kim, Minuk, et al. Energy Storage Materials 70 (2024): 103517.

Lithium ethoxide (LiEtO) plays a critical role in the synthesis of lithium methyl carbonate (LMC), a major component of the solid electrolyte interphase (SEI) in lithium-ion batteries. In a recent study, LMC was synthesized through a nucleophilic substitution reaction involving lithium ethoxide and methanol, followed by the addition of CO2. This process, performed in an argon-filled glove box, results in the formation of LMC, a key SEI component that significantly contributes to the thermal stability and overall performance of lithium-ion batteries.
The synthesis process begins with the dissolution of lithium ethoxide in methanol, forming the methoxide anion. Due to the stronger affinity of methoxide for lithium ions compared to ethoxide, an anion exchange occurs, producing methoxide. The methoxide solution is then bubbled with CO2 for two hours at ambient temperature, leading to the formation of pure LMC. The LMC synthesis method, detailed by Gireaud et al., allows for the production of high-purity LMC, which is essential for the study of its thermal decomposition and its role in battery safety.
This methodology is integral in understanding the early stages of thermal runaway in lithium-ion batteries. By analyzing the decomposition of LMC and other SEI components, researchers can develop strategies to enhance battery safety and prevent hazardous thermal events. Lithium ethoxide, as a crucial reagent, is key to advancing these studies and improving the reliability of lithium-ion batteries in various applications.