二苯基(2-羟基苯基甲基)膦氧化物

二苯基(2-羟基苯基甲基)膦氧化物 - Names and Identifiers

Name	(2-hydroxybenzyl)diphenylphosphine oxide
Synonyms	2-(Diphenylphosphinylmethyl)phenol 2-(DIPHENYLPHOSPHINYLMETHYL)PHENOL 2-[(Diphenylphosphoryl)methyl]phenol 2-[(Diphenylphosphoroso)methyl]phenol 2-[(Diphenylphosphinoyl)methyl]phenol Phenol, 2-[(diphenylphosphinyl)methyl]- (2-hydroxybenzyl)diphenylphosphine oxide diphenyl(2-hydroxyphenylmethyl)phosphine oxide
CAS	70127-50-3

二苯基(2-羟基苯基甲基)膦氧化物 - Physico-chemical Properties

Molecular Formula	C19H17O2P
Molar Mass	308.31
Density	1.23±0.1 g/cm3(Predicted)
Melting Point	156 °C (polymorph)
Boling Point	465.1±28.0 °C(Predicted)
Solubility	Chloroform (Slightly), Methanol (Slightly)
Appearance	Solid
Color	Off-White
pKa	9.49±0.35(Predicted)
Storage Condition	Sealed in dry,Room Temperature

二苯基(2-羟基苯基甲基)膦氧化物 - Introduction

(2-hydroxybenzyl)diphenylphosphine is an organophosphorus compound with the chemical formula C19H17O2P. The following is a description of the properties, uses, preparation and safety information of the compound:

Nature:
-Appearance: A white to yellowish crystalline powder
-Melting point: about 125-130°C
-Solubility: It is soluble in one part in common organic solvents (such as ethanol, dimethylformamide and dichloromethane).

Use:
- (2-hydroxybenzyl)diphenylphosphine oxide can be used as a precursor for complexing agents, organic phosphates, photoinitiators and flame retardants.
-This compound is often used in catalytic reduction reactions, coupling reactions and halogenation reactions in organic synthesis to prepare organic molecules with specific functions.

Preparation Method:
- (2-hydroxybenzyl)diphenylphosphine oxide can be synthesized through a series of chemical steps. Briefly, it can be obtained by phosphoryl chlorination of benzyl alcohol or by reaction of phosphoric anhydride with phenyl magnesium halide.

Safety Information:
-As it is a chemical, proper handling and storage is essential.
-During operation, contact with skin and eyes should be avoided. If contact occurs, rinse immediately with plenty of water.
-In addition, it should be operated in a well-ventilated environment to avoid inhaling the dust of the compound.
-Most importantly, please refer to the safety data sheet (MSDS) of the compound according to the specific situation to ensure safe operation.

Last Update：2024-04-10 22:29:15