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HomeProduct name listTUNGSTEN(VI) OXYCHLORIDE

TUNGSTEN(VI) OXYCHLORIDE

Synonym(s):Tungsten(VI) chloride oxide;Tungsten(VI) oxide chloride

  • CAS NO.:13520-78-0
  • Empirical Formula: Cl4OW
  • Molecular Weight: 341.65
  • MDL number: MFCD00011465
  • EINECS: 236-863-7
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-05-31 14:48:44
TUNGSTEN(VI) OXYCHLORIDE Structural

What is TUNGSTEN(VI) OXYCHLORIDE?

Description

Tungsten(VI) oxytetrachloride, WOCl4, is a diamagnetic solid used to prepare other tungsten complexes. The orange-colored compound is soluble in nonpolar solvents, while it reacts with alcohols and water and forms adducts with Lewis bases.

Chemical properties

Dark-red, acicular crystals. Decomposed by water and moist air. Keep in sealed glass container. Bp 227.5C, mp 211C, d 11.92. Soluble in carbon disulfide.

The Uses of TUNGSTEN(VI) OXYCHLORIDE

Incandescent lamps.

What are the applications of Application

Tungsten(VI) oxychloride is a diamagnetic orange solid commonly used as a source of Tungsten

Preparation

It consists of weakly associated square pyramidal monomers. WOCl4 is formed from WO3 or WCl6.
WO3 + 2SOCl2→WOCl4+2SO2
WCl6 + (Me3Si )2O→WOCl4+ 2Me3SiCl

Hazard

Irritant.

Properties of TUNGSTEN(VI) OXYCHLORIDE

Melting point: 211 °C(lit.)
Boiling point: 337°C
Density  11.920
solubility  reacts with H2O; soluble in benzene, CS 2
form  red hygroscopic crystals
color  red hygroscopic crystals, crystalline
Water Solubility  decomposed by H2O; soluble CS2, benzene [KIR83] [HAW93]
Sensitive  air sensitive, moisture sensitive

Safety information for TUNGSTEN(VI) OXYCHLORIDE

Signal word Danger
Pictogram(s)
ghs
Corrosion
Corrosives
GHS05
ghs
Exclamation Mark
Irritant
GHS07
GHS Hazard Statements H314:Skin corrosion/irritation
H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes P260:Do not breathe dust/fume/gas/mist/vapours/spray.
P271:Use only outdoors or in a well-ventilated area.
P280:Wear protective gloves/protective clothing/eye protection/face protection.
P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Computed Descriptors for TUNGSTEN(VI) OXYCHLORIDE

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