521065-36-1

Basic information

• Product Name: oxalyl-tetrafluorophosphate lithium salt
• Synonyms: oxalyl-tetrafluorophosphate lithium salt
• CAS NO: 521065-36-1
• Molecular Weight: 201.928
• Mol File: 521065-36-1.mol
• Article Data: 4

Chemical Properties

• CAS DataBase Reference: oxalyl-tetrafluorophosphate lithium salt(CAS DataBase Reference)
• NIST Chemistry Reference: oxalyl-tetrafluorophosphate lithium salt(521065-36-1)
• EPA Substance Registry System: oxalyl-tetrafluorophosphate lithium salt(521065-36-1)

Safety Data

• Hazardous Substances Data: 521065-36-1(Hazardous Substances Data)

Usage

General Description

Oxalyl-tetrafluorophosphate lithium salt is a chemical compound commonly used as a reagent in organic synthesis and as a fluorinating agent. It is a lithium salt of oxalyl-tetrafluorophosphate, which is a fluorinating agent that can introduce fluorine atoms into organic molecules. oxalyl-tetrafluorophosphate lithium salt is highly reactive and can be used in a variety of reactions, including nucleophilic fluorination and the synthesis of fluoroalkanes. It is typically used in conjunction with other reagents to achieve specific fluorination reactions in organic synthesis. Additionally, it is important to handle this compound with caution due to its reactivity and potential hazards.

Upstream product

• 553-91-3 lithium oxalate 
• 18294-04-7 ethanedioic acid bis(trimethylsilyl)ester 
• 144-62-7 oxalic acid 

Relevant articles and documents

Synthetic method of oxalate lithium phosphate salt compound

The invention discloses a synthetic method of an oxalate lithium phosphate salt compound. The synthetic method has the advantages of low reaction temperature and high product yield, and comprises thefollowing steps: mixing ammonium hexafluorophosphate or amine salt, silicon-based oxalate and lithium hydride in a non-aqueous solvent, and conducting reacting to obtain the oxalate lithium phosphatesalt compound. No chloride ions are introduced in the synthesis process, purity can reach 99%, and the produced compound can be directly used as an electrolyte additive without further treatment.

NONAQUEOUS ELECTROLYTE COMPOSITIONS COMPRISING SILYL OXALATES

Disclosed herein are electrolyte compositions comprising a fluorinated solvent, at least one silyl oxalate represented by the formulas RR′Si(C2O4), wherein R and R′ are each the same or different from each other and independently selected from C1-C8 alkyl, C2-C8 alkenyl, C2-C8 alkynyl, or C6-C10 aryl radical, optionally comprising at least one substituent selected from halogen, hydroxyl, alkoxy, carbonyl, and carboxyl groups; and LiPF6. Also disclosed herein are electrolyte compositions comprising a fluorinated solvent and a lithium oxalato phosphate salt represented by the formula LiPF(6-2q)(C2O4)q, wherein q is 1, 2 or 3; wherein the oxalato phosphate salt comprises at least a portion that is derived from at least one silyl oxalate as defined herein. The electrolyte compositions are useful in electrochemical cells, such as lithium ion batteries.