四氟硼酸四乙基磷

四氟硼酸四乙基磷 - Names and Identifiers

Name	Tetraethylphosphoniumtetrafluoroborate
Synonyms	HISHICOLIN PX-2FB Tetraethylphosphonium fluoborate Tetraethylphosphoniumtetrafluoroborate TETRAETHYLPHOSPHONIUM TETRAFLUOROBORATE
CAS	665-49-6
InChI	InChI=1/C8H20P.BF4/c1-5-9(6-2,7-3)8-4;2-1(3,4)5/h5-8H2,1-4H3;/q+1;-1

四氟硼酸四乙基磷 - Physico-chemical Properties

Molecular Formula	C8H20BF4P
Molar Mass	234.02
Melting Point	300-302°C
Water Solubility	Slightly soluble in water
Appearance	powder to crystal
Color	White to Almost white
Storage Condition	Room Temprature

四氟硼酸四乙基磷 - Risk and Safety

Hazard Symbols	Xi - Irritant
Risk Codes	36/37/38 - Irritating to eyes, respiratory system and skin.
Safety Description	26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
UN IDs	UN 1759 8/PG III
WGK Germany	3
FLUKA BRAND F CODES	10
Hazard Class	8
Packing Group	III

四氟硼酸四乙基磷 - Introduction

Tetraethylphosphoniumtetrafluoroborate(Tetraethylphosphoniumtetrafluoroborate) is an organic compound with the formula [(C2H5)4P] [BF4]−. The following is a detailed description of the properties, uses, preparation and safety information of the compound:

Nature:
- Tetraethylphosphoniumtetrafluoroborate is a colorless to light yellow solid with low toxicity.
-It has good thermal stability and solubility, and can be dissolved in water and most organic solvents at room temperature.
-The compound has a low melting point and can melt in the range of 100-120°C.

Use:
- Tetraethylphosphoniumtetrafluoroborate is widely used in chemical synthesis and is often used as a catalyst for organic synthesis and a precursor for ionic liquids.
-It can be used for phase transfer catalytic reactions in organic synthesis, such as the synthesis of amino acid methyl esters, nucleophilic substitution reactions, etc.
-The compound can also be used as an electrolyte in electrochemical applications, such as batteries, hydrogen production by electrolysis of water, etc.

Preparation Method:
- Tetraethylphosphoniumtetrafluoroborate can generally be prepared by the reaction of tetraethylsilver phosphide with tetrafluoroboric acid. The specific step is to dissolve tetraethylsilver phosphide and tetrafluoroboric acid in an organic solvent, and obtain the product by filtration and concentration.

Safety Information:
- Tetraethylphosphoniumtetrafluoroborate has low toxicity, but still need to pay attention to safe operation, avoid skin contact and inhalation.
-Wear appropriate protective gloves, goggles and laboratory clothing to ensure adequate ventilation during operation.
-If swallowed or taken by mistake, this compound may cause discomfort. If symptoms occur, seek medical attention immediately.

Please note that the above information is for reference only, and the correct operating procedures and safe operating guidelines should be followed in actual use.

Last Update：2024-04-10 22:29:15