Selenium tetrachloride

Selenium tetrachloride
Names
IUPAC name
Selenium tetrachloride
Other names
Selenium(IV) chloride, tetrachloro-λ4-selane
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.030.036 Edit this at Wikidata
EC Number
  • 233-053-5
RTECS number
  • VS7875000
UNII
  • InChI=1S/Cl4Se/c1-5(2,3)4 checkY
    Key: LNBXMNQCXXEHFT-UHFFFAOYSA-N checkY
  • InChI=1/Cl4Se/c1-5(2,3)4
    Key: LNBXMNQCXXEHFT-UHFFFAOYAD
  • Cl[Se](Cl)(Cl)Cl
Properties
SeCl4
Molar mass 220.771 g/mol
Appearance white to yellow crystals
Density 2.6 g/cm3, solid
Melting point sublimes at 191.4 °C[1]
decomposes in water
Structure
Monoclinic, mS80
C12/c1, No. 15
Seesaw (gas phase)[citation needed]
Hazards[2]
GHS labelling:
GHS06: ToxicGHS08: Health hazardGHS09: Environmental hazard
Danger
H301, H331, H373, H410
P260, P261, P264, P270, P271, P273, P301+P310, P304+P340, P311, P314, P321, P330, P391, P403+P233, P405, P501
NFPA 704 (fire diamond)
NFPA 704 four-colored diamondHealth 3: Short exposure could cause serious temporary or residual injury. E.g. chlorine gasFlammability 0: Will not burn. E.g. waterInstability 2: Undergoes violent chemical change at elevated temperatures and pressures, reacts violently with water, or may form explosive mixtures with water. E.g. white phosphorusSpecial hazard W: Reacts with water in an unusual or dangerous manner. E.g. sodium, sulfuric acid
3
0
2
W
Flash point non-flammable
Related compounds
Other anions
 Selenium tetrafluoride
Selenium tetrabromide
Selenium dioxide
Other cations
 Dichlorine monoxide
Sulfur tetrachloride
Tellurium tetrachloride
Related compounds
 Selenium dichloride
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
☒N verify (what is checkY☒N ?)

Selenium tetrachloride is the inorganic compound composed with the formula SeCl4. This compound exists as yellow to white volatile solid. It is one of two commonly available selenium chlorides, the other example being selenium monochloride, Se2Cl2. SeCl4 is used in the synthesis of other selenium compounds.

  1. ^ Lide, David R. (1998). Handbook of Chemistry and Physics (87 ed.). Boca Raton, Florida: CRC Press. p. 487. ISBN 0-8493-0594-2. Retrieved 2008-07-02.
  2. ^ "323527 Selenium tetrachloride". Sigma-Aldrich. Retrieved 2008-07-02.