Phosphinodithioic acid, P,P-diphenyl-

Phosphinodithioic acid, P,P-diphenyl- - Names and Identifiers

Name	DIPHENYLDITHIOPHOSPHONIC ACID
Synonyms	DIPHENYLDITHIOPHOSPHONIC ACID Dithiodiphenylphosphinic acid Diphenyldithiophosphinic acid diphenylphosphinodithioic acid diphenyl phosphinodithioic acid Mercaptodiphenylphosphine sulfide Phosphinodithioic acid, diphenyl- Phosphinodithioic acid, P,P-diphenyl-
CAS	1015-38-9
InChI	InChI=1/C12H11PS2/c14-13(15,11-7-3-1-4-8-11)12-9-5-2-6-10-12/h1-10H,(H,14,15)

Phosphinodithioic acid, P,P-diphenyl- - Physico-chemical Properties

Molecular Formula	C12H11PS2
Molar Mass	250.32
Density	1.25g/cm³
Melting Point	55-56°C
Boling Point	360.8°C at 760 mmHg
Flash Point	172°C
Solubility	Chloroform (Slightly), DMSO (Slightly)
Vapor Presure	4.5E-05mmHg at 25°C
Appearance	Crystalline
Color	White to Off-White
Storage Condition	Hygroscopic, -20°C Freezer, Under inert atmosphere
Stability	Hygroscopic
Refractive Index	1.655
MDL	MFCD00014457

Phosphinodithioic acid, P,P-diphenyl- - Introduction

Diphenyl sulfur hydrogen sulfide phosphorus, chemical formula Ph2PSH, is a kind of organic phosphorus sulfur compounds. The following is an introduction to the nature, use, preparation and safety information of diphenyl sulfur hydrogen sulfide:

Nature:
-Appearance is colorless crystals or white solid, soluble in organic solvents such as ethanol, ether and chlorinated hydrocarbons.
-can be slowly oxidized in the air.
-Decomposition may occur at high temperatures and produce toxic gases.
-Decomposes in water to produce sulfurous acid and phosphoric acid.

Use:
-as organic phosphorus chemical raw materials, can be used for the synthesis of other organic phosphorus compounds.
-Used as a reagent, often used in phosphating reactions and reduction reactions in organic synthesis.

Preparation Method:
-A method for synthesizing diphenyl hydrogen sulfide is by reacting triphenyl phosphine and hydrogen sulfide. The target product can be obtained by distillation of the reaction product under reduced pressure.

Safety Information:
-diphenyl sulfur phosphorus hydrosulfide is a toxic compound and should be used with caution.
-Avoid contact with skin and eyes during operation, and wear protective gloves and goggles if necessary.
-Avoid inhaling gas and dust, and maintain good ventilation during operation.
-Store it in a dry, well-ventilated place.
-Waste should be disposed of in accordance with local regulations.

Last Update：2024-04-10 22:29:15