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Phosphorus pentasulfide information


Phosphorus pentasulfide
Phosphorus decasulfide
Phosphorus decasulfide
Names
Other names
  • Phosphorus sulfide
  • Sulfur phosphide
  • Phosphorus persulfide
  • Diphosphorus pentasulfide
  • Tetraphosphorus decasulfide
  • Phosphorus decasulfide
Identifiers
CAS Number
  • 1314-80-3 checkY
3D model (JSmol)
  • Interactive image
ChemSpider
  • 14133 ☒N
ECHA InfoCard 100.013.858 Edit this at Wikidata
EC Number
  • 215-242-4
PubChem CID
  • 14817
RTECS number
  • TH4375000
UNII
  • HJ1X20J1DX checkY
CompTox Dashboard (EPA)
  • DTXSID0051659 Edit this at Wikidata
InChI
  • InChI=1S/P4S10/c5-1-9-2(6)12-3(7,10-1)14-4(8,11-1)13-2 ☒N
    Key: CYQAYERJWZKYML-UHFFFAOYSA-N ☒N
  • InChI=1/P4S10/c5-1-9-2(6)12-3(7,10-1)14-4(8,11-1)13-2
    Key: CYQAYERJWZKYML-UHFFFAOYAD
SMILES
  • P12(=S)SP3(=S)SP(=S)(S1)SP(=S)(S2)S3
Properties
Chemical formula
P4S10
Molar mass 444.50 g/mol
Appearance Yellow solid
Odor Rotten eggs[1]
Density 2.09 g/cm3
Melting point 288 °C (550 °F; 561 K)
Boiling point 514 °C (957 °F; 787 K)
Solubility in water
Hydrolyses
Solubility in other solvents
  • 0.222 g in 100 g carbon disulfide (at 17 °C)
  • Insoluble in benzene
  • Insoluble in hot xylene
  • Insoluble in hot anisole
Vapor pressure 1 mmHg (300°C)[1]
Structure
Crystal structure
triclinic, aP28
Space group
P1 (No. 2)
Point group
Td
Hazards
Lethal dose or concentration (LD, LC):
LD50 (median dose)
389 mg/kg (oral, rat)[2]
NIOSH (US health exposure limits):
PEL (Permissible)
TWA 1 mg/m3[1]
REL (Recommended)
TWA 1 mg/m3 ST 3 mg/m3[1]
IDLH (Immediate danger)
250 mg/m3[1]
Related compounds
Related compounds
  • Diphosphorus trisulfide
  • Phosphorus sesquisulfide
  • Phosphorus sulfides
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

Phosphorus pentasulfide is the inorganic compound with the formula P2S5 (empirical) or P4S10 (molecular). This yellow solid is the one of two phosphorus sulfides of commercial value. Samples often appear greenish-gray due to impurities. It is soluble in carbon disulfide but reacts with many other solvents such as alcohols, DMSO, and DMF.[3]

  1. ^ a b c d e NIOSH Pocket Guide to Chemical Hazards. "#0510". National Institute for Occupational Safety and Health (NIOSH).
  2. ^ "Phosphorus pentasulfide". Immediately Dangerous to Life or Health Concentrations (IDLH). National Institute for Occupational Safety and Health (NIOSH).
  3. ^ Scott D. Edmondson, Mousumi Sannigrahi "Phosphorus(V) sulfide" Encyclopedia of Reagents for Organic Synthesis 2004 John Wiley & Sons. doi:10.1002/047084289X.rp166s.pub2

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Phosphorus pentasulfide

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Phosphorus pentasulfide is the inorganic compound with the formula P2S5 (empirical) or P4S10 (molecular). This yellow solid is the one of two phosphorus...

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Arsenic pentasulfide

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solution and reprecipitating arsenic pentasulfide at low temperature by addition of hydrochloric acid. Phosphorus pentasulfide with the formula P4S10, is a molecular...

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Phosphorus sulfides

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significance, phosphorus pentasulfide (P4S10), which is made on a kiloton scale for the production of other organosulfur compounds, and phosphorus sesquisulfide...

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Antimony pentasulfide

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acidification. It is, therefore, not analogous to the phosphorus(V) compound phosphorus pentasulfide. NIOSH Pocket Guide to Chemical Hazards. "#0036". National...

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Phosphorus

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phosphorus chlorides and two phosphorus sulfides, phosphorus pentasulfide and phosphorus sesquisulfide. Organophosphorus compounds have many applications...

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Phosphorus sesquisulfide

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produced by the reaction of red or white phosphorus with sulfur. Excess sulfur gives phosphorus pentasulfide (P4S10). It is estimated that 150 ton/y were...

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Arsenic sulfide

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trisulfide, As2S3, the mineral orpiment Arsenic pentasulfide, As2S5, similar structure to phosphorus pentasulfide (β-P2S5) Tetraarsenic tetrasulfide, As4S4...

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Dimethyl dithiophosphoric acid

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is a colorless, distillable liquid. It is prepared by treating phosphorus pentasulfide with methanol: P2S5 + 4 CH3OH → 2 (CH3O)2PS2H + H2S Ammonium diethyl...

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Adamantane

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structures. Those include phosphorus trioxide P4O6, arsenic trioxide As4O6, phosphorus pentoxide P4O10 = (PO)4O6, phosphorus pentasulfide P4S10 = (PS)4S6, and...

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Hydrogen sulfide

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H2S Many metal and nonmetal sulfides, e.g. aluminium sulfide, phosphorus pentasulfide, silicon disulfide liberate hydrogen sulfide upon exposure to water:...

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Ferrophosphorus

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Ferrophosphorus, reacted with sulfur or pyrite, is used for production of phosphorus pentasulfide. Ferrophosphorus can be used for production of lithium iron phosphate...

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Diethyl dithiophosphoric acid

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appear dark, it is a colorless liquid. It is prepared by treating phosphorus pentasulfide with ethanol: P2S5 + 4 C2H5OH → 2 (C2H5O)2PS2H + H2S Diethyl- and...

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Phosphorite

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fertilizers. Elemental phosphorus is the base for furnace-grade phosphoric acid, phosphorus pentasulfide, phosphorus pentoxide, and phosphorus trichloride.[citation...

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Organophosphorus chemistry

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coordination complex are produced annually by the reaction of phosphorus pentasulfide with alcohols. In the environment, these compounds break down via...

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Zinc dithiophosphate

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is here. Zinc dithiophosphate are produced in two steps. First phosphorus pentasulfide is treated with suitable alcohols (ROH) to give the dithiophosphoric...

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Thiophosphoryl chloride

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usually necessary. Alternatively, it is obtained by combining phosphorus pentasulfide and phosphorus pentachloride. 3 PCl5 + P2S5 → 5 PSCl3 Thiophosphoryl chloride...

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Anisole

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acetylation. Many related reactions have been demonstrated. For example, phosphorus pentasulfide (P4S10) converts anisole to Lawesson's reagent, [(CH3OC6H4)PS2]2...

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Thiobarbital

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above route (cf e.g. thialbarbital), reaction of barbital with phosphorus pentasulfide constitutes an alternative route to thiobarbital. Fischer E, Dilthey...

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Oxophilicity

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reagent Si2Cl6 stereospecifically deoxygenates phosphine oxides. Phosphorus pentasulfide and the related Lawesson's reagent convert certain organic carbonyls...

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Thioketone

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using reagents that exchange S and O atoms. A common reagent is phosphorus pentasulfide and the related reagent Lawesson's reagent. Other methods uses...

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Thioamide

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Thioamides are typically prepared by treating amides with phosphorus sulfides such as phosphorus pentasulfide, a reaction first described in the 1870s. Alternative...

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Thioacetamide

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(Ag+, Cu+). Thioacetamide is prepared by treating acetamide with phosphorus pentasulfide as shown in the following idealized reaction: CH3C(O)NH2 + 1/4...

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Ammonium diethyl dithiophosphate

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determination of various ions. It can be obtained by the reaction of phosphorus pentasulfide with ethanol and ammonia. In crystal structure of this compound...

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Sodium dithiophosphate

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prepared in a multistep process starting with the base hydrolysis of phosphorus pentasulfide: P2S5 + 6 NaOH → 2 Na3PO2S2 + H2S + 2 H2O The salt is isolated...

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Thiophosphoryl bromide

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Thiophosphoryl bromide can be prepared by heating phosphorus tribromide with phosphorus pentasulfide, or with elemental sulfur in an inert atmosphere at...

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List of CAS numbers by chemical compound

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15578–16–2 P4S9 phosphorus nonasulfide 25070–46–6 P4S10 phosphorus pentasulfide 1314–80–3 P4Se3 phosphorus triselenide 1314–86–9 PaBr4 protactinium(IV) bromide...

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Immediately dangerous to life or health

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70 mg/m3 - 10026138 1314-80-3 1407 Phosphorus pentasulfide 250 mg/m3 - 1314803 7719-12-2 0696 Phosphorus trichloride 140 mg/m3 25 ppm 7719122 85-44-9 0315...

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