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Diphosphorus tetraiodide information


Diphosphorus tetraiodide
Ball-and-stick model of the diphosphorus tetraiodide molecule
Names
IUPAC name
Diphosphorus tetraiodide
Preferred IUPAC name
Tetraiododiphosphane
Other names
Phosphorus(II) iodide
Identifiers
CAS Number
  • 13455-00-0 checkY
3D model (JSmol)
  • Interactive image
ChemSpider
  • 75322
ECHA InfoCard 100.033.301 Edit this at Wikidata
EC Number
  • 236-646-7
PubChem CID
  • 83484
CompTox Dashboard (EPA)
  • DTXSID6065474 Edit this at Wikidata
InChI
  • InChI=1S/I4P2/c1-5(2)6(3)4
    Key: YXXQTQYRRHHWFL-UHFFFAOYSA-N
SMILES
  • P(P(I)I)(I)I
Properties
Chemical formula
P2I4
Molar mass 569.57 g/mol
Appearance Orange crystalline solid
Melting point 125.5 °C (257.9 °F; 398.6 K)
Boiling point Decomposes
Solubility in water
Decomposes
Hazards
GHS labelling:
Pictograms
GHS05: Corrosive
Signal word
Danger
Hazard statements
H314
Precautionary statements
P260, P264, P280, P301+P330+P331, P303+P361+P353, P304+P340, P305+P351+P338, P310, P321, P363, P405, P501
Flash point Non-flammable
Related compounds
Other anions
Diphosphorus tetrafluoride
Diphosphorus tetrachloride
Diphosphorus tetrabromide
Other cations
diarsenic tetraiodide
Related Binary Phosphorus halides
phosphorus triiodide
Related compounds
diphosphane
diphosphines
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

Diphosphorus tetraiodide is an orange crystalline solid with the formula P2I4. It has been used as a reducing agent in organic chemistry. It is a rare example of a compound with phosphorus in the +2 oxidation state, and can be classified as a subhalide of phosphorus. It is the most stable of the diphosphorus tetrahalides.[1]

  1. ^ Greenwood, Norman N.; Earnshaw, Alan (1997). Chemistry of the Elements (2nd ed.). Butterworth-Heinemann. ISBN 978-0-08-037941-8.

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Diphosphorus tetraiodide

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subhalide of phosphorus. It is the most stable of the diphosphorus tetrahalides. Diphosphorus tetraiodide is easily generated by the disproportionation of...

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Tetraiodide

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Look up tetraiodide in Wiktionary, the free dictionary. tetraiodide may refer to: Carbon tetraiodide, CI4 Diphosphorus tetraiodide, P2I4, an orange crystalline...

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Diphosphorus tetrafluoride

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PF3•BH3 and a polymer with formula PF. Diphosphorus tetrafluoride reacts with oxygen or water to yield diphosphorus tetrafluoride oxide, which has one oxygen...

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Diphosphorus tetrachloride

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Diphosphorus tetrachloride is an inorganic compound with a chemical formula P2Cl4. It is a colorless liquid that decomposes near room temperature and ignites...

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Diarsenic tetraiodide

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The compound is a closely related to the better characterized diphosphorus tetraiodide. Identified in the late 19th century with the (accurate) empirical...

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Phosphorus trioxide

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phosphoryl halide, and it reacts with iodine in a sealed tube to form diphosphorus tetraiodide. P4O6 reacts with ozone at 195 K to give the unstable compound...

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Phosphorus halide

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syntheses, the others are of purely academic interest at the present time. Diphosphorus tetrabromide is particularly poorly described. They are subhalides of...

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Alkene

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β-haloethers (the Boord olefin synthesis) and esters (ester pyrolysis). Diphosphorus tetraiodide will deoxygenate glycols to alkenes. Alkenes can be prepared indirectly...

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List of inorganic compounds

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Palladium tetrafluoride – PdF4 Diphosphorus tetrachloride – P2Cl4 Diphosphorus tetrafluoride – P2F4 Diphosphorus tetraiodide – P2I4 Hexachlorophosphazene...

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Hydrazine

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Other anions Tetrafluorohydrazine Hydrogen peroxide Diphosphane Diphosphorus tetraiodide Other cations Organic hydrazines Related Binary azanes Ammonia...

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Phosphorus triiodide

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and for the preparation of Grignard reagents. Nitrogen triiodide Diphosphorus tetraiodide Phosphorus trifluoride Phosphorus trichloride Phosphorus tribromide...

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Phosphonium iodide

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into organic molecules. Phosphonium iodide is prepared by mixing diphosphorus tetraiodide (P 2I 4) with elemental phosphorus and water at 80 °C and allowing...

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Glossary of chemical formulae

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10025-87-3 P2I4 diphosphorus tetraiodide 13455-00-0 P2O5 phosphorus pentoxide 1314-56-3 P2S3 diphosphorus trisulfide 12165-69-4 P2Se3 diphosphorus triselenide...

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Diphosphane

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Binary Phosphorus halides diphosphorus tetrafluoride diphosphorus tetrachloride diphosphorus tetrabromide diphosphorus tetraiodide Related compounds phosphane...

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