Product Introduction

(2,5-Dimethoxy-1,4-phenylene)bis(diethylphosphine oxide) (CAS No. 1802015-49-1) is an advanced organophosphorus redox-active molecule developed as a functional electrolyte additive for lithium-ion batteries and advanced electrochemical energy storage systems. This compound belongs to a class of redox shuttle materials designed to provide reversible oxidation–reduction behavior and improve battery safety through overcharge protection mechanisms.

As a representative ANL-RS51 redox shuttle molecule, it exhibits a reversible redox potential of approximately 4.6 V vs. Li/Li⁺, making it suitable for high-voltage lithium battery electrolyte research. It is mainly investigated for regulating electrochemical reactions, improving battery stability, and extending battery cycle performance.

Chemical Characteristics

This compound features:

• Reversible redox activity
• Stable electrochemical behavior
• Phosphine oxide functional groups
• Aromatic core structure
• High-voltage compatibility
• Potential application as electrolyte functional additive

The molecular structure enables controlled electron transfer processes, making it suitable for electrochemical energy storage research.

Key Research Applications

1. Lithium-Ion Battery Redox Shuttle Additive

(2,5-Dimethoxy-1,4-phenylene)bis(diethylphosphine oxide) is primarily studied as a redox shuttle additive for lithium-ion batteries.

Typical applications include:

• Electrolyte additive development
• Battery overcharge protection
• High-voltage lithium-ion batteries
• Electrochemical stability studies
• Battery safety improvement

The reversible redox process allows the molecule to participate in controlled charge-transfer reactions, helping protect battery cells under overcharge conditions.

2. Advanced Electrolyte Systems

This compound is investigated as a functional component in next-generation electrolyte formulations.

Typical applications include:

• Lithium salt electrolyte systems
• High-voltage electrolyte optimization
• Electrochemical compatibility studies
• Electrolyte additive screening

3. Energy Storage Materials Research

The compound is used in fundamental research on advanced electrochemical materials.

Typical applications include:

• Lithium-ion battery mechanism studies
• Charge transfer analysis
• Battery lifetime improvement
• Electrochemical performance evaluation

4. Redox Chemistry Research

Due to its reversible oxidation-reduction properties, it is also useful in fundamental redox chemistry studies.

Typical applications include:

• Organic redox chemistry
• Electron-transfer studies
• Functional molecule design
• Electrochemical reaction mechanisms

Advantages

• Designed for lithium battery electrolyte research
• Reversible redox activity
• High oxidation potential compatibility
• Potential overcharge protection capability
• Suitable for advanced electrolyte development
• Useful platform molecule for electrochemical studies

Storage & Handling

• Store in a tightly sealed container.
• Keep in a dry and cool environment.
• Protect from moisture and contamination.
• Handle under appropriate laboratory conditions.
• Avoid unnecessary exposure to air and heat.

Research Areas

• Lithium-ion batteries
• Battery electrolyte additives
• Redox shuttle chemistry
• Electrochemical energy storage
• High-voltage battery systems
• Organic electrochemistry
• Functional materials research

What is (2,5-Dimethoxy-1,4-phenylene)bis(diethylphosphine oxide)?

It is an organophosphorus redox-active compound used mainly as a redox shuttle additive in lithium-ion battery electrolyte research.

What is ANL-RS51?

ANL-RS51 is the research designation for (2,5-Dimethoxy-1,4-phenylene)bis(diethylphosphine oxide), a redox shuttle molecule investigated for lithium battery applications.

How is this compound used in lithium batteries?

It is added to electrolyte systems to provide reversible redox reactions, helping regulate electrochemical behavior and improve battery safety during overcharge conditions.

What is the redox potential of ANL-RS51?

ANL-RS51 exhibits a reversible redox potential of approximately 4.6 V vs. Li/Li⁺ in lithium battery electrolyte systems.

Is this material a battery electrolyte salt?

No. Unlike lithium salts such as LiPF₆ or LiTFSI, this compound functions primarily as a redox-active electrolyte additive rather than the main lithium-ion conducting salt.

What battery systems can use this material?

It is mainly studied for:

• Lithium-ion batteries
• High-voltage cathode systems
• Advanced electrolyte formulations
• Battery safety research

Is this product intended for research use only?

Yes. This product is supplied for laboratory research, battery material development, electrochemical studies, and industrial R&D applications only.