Lithium phosphorodifluoridate

HCID 23697195

ノート反応

部分構造検索類似構造を探す

基本情報

CAS: 24389-25-1
標準SMILES: O=P([O-])(F)F.[Li+]
InChIKey: IGILRSKEFZLPKG-UHFFFAOYSA-M
分子式: F2LiO2P
平均分子量: 107.9 g/mol
単同位体質量: 107.97640099

名称と識別子

優先名称: Lithium phosphorodifluoridate
IUPAC: lithium difluorophosphinate
英語名: LiDFP
分子式: F2H2LiO2P
分子量: 109.92

名称と別名

Lithium phosphorodifluoridateDTXSID101019584RefChem:1088521DTXCID301477536643-080-8F2LiO2Plithium;difluorophosphinateSCHEMBL329367AKOS040767695Lithium difluorophosphate battery gradeL0375LiPO2F2

名称をさらに表示

LiDFPlithium difluorophosphateLiPF2O2lithium difluorophosphate (LiPO2F2 /LiDFP)Lituium difluorophosphateLi difluorophosphateLithium Difluorophosphate (DFP)Lithium Difluorophosphate (LiPO2F2)

データベース識別子

CAS: 24389-25-1
PubChem CID: 23697195
DTXSID: DTXSID101019584

物性

構造計算による物性

極性表面積: 40.1 Å²
水素結合供与体数: 0
水素結合受容体数: 4
回転可能結合数: 0
重原子数: 6
形式電荷: 0
複雑度: 65

物理化学的性質

比重(密度): 1.979 g/cm3 · 1.979g/cm3 at 20℃
外見: Solid:particulate/powder
主な用途: バッテリー製造
InChI: InChI=1S/F2HO2P.Li.H/c1-5(2,3)4;;/h(H,3,4);;
InChIKey: WKKCPZOLQZPXAA-UHFFFAOYSA-N
SMILES: P(O)(=O)(F)F.[LiH]

化学的性質 · 1 件

化学的特性Lithium Difluorophosphate (LiPO2F2, LiDFP) is a white powder solid with a melting point of 340℃. It can easily absorb moisture in the air and exhibit acidity when exposed to air. It is used as an additive in electrolytes for lithium-ion batteries to enhance the cyclic performance, high-temperature storage performance, and lower the internal resistance of the battery.

安全と法規制

安全データ

wgk: WGK 3
化審法: 新規公示化学物質（2011年4月1日以降届出）
Hazard Classifications: Acute Tox. 3 OralAcute Tox. 4 DermalAquatic Chronic 2Eye Dam. 1Skin Corr. 1BSTOT RE 1
ストレージクラス: 6.1C - Combustible acute toxic Cat.3toxic compounds or compounds which causing chronic effects

化学と産業

応用分野 · 1 件

使用Lithium Difluorophosphate (LiDFP), as an additive of electrolyte for rechargeable Lithium-ion battery, effectively reduces the resistance of SEI layer formed on the electrode under low temperature, and reduces self-discharge of the battery. Meanwhile,adding of Lithium Difluorophosphate can reduce the usage of Lithium Hexafluorophosphate(LiPF6).