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7647-18-9

7647-18-9 structural image
Product Name: ANTIMONY(V) CHLORIDE
Formula: Cl5Sb
Synonyms: Antimony pentachloride
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CHEMICAL AND PHYSICAL PROPERTIES

Physical Description Antimony pentachloride, liquid appears as a reddish-yellow fuming liquid with a pungent odor. Fumes are irritating to the eyes and mucous membranes. Solidifies at 37 °F. Corrosive to metals and tissue. Used to make other chemicals, and in chemical analysis.
Color/Form Colorless or yellow liquid
Odor Pungent; offensive
Boiling Point 347 °F at 760 mmHg (est.) (USCG, 1999)
Melting Point 37 °F (USCG, 1999)
Solubility Reacts with water
Density 2.354 at 68 °F (USCG, 1999) - Denser than water; will sink
Vapor Pressure 1.0 [mmHg]
Stability/Shelf Life Stable under recommended storage conditions.
Decomposition Decomposed by excess water into hydrochloric acid and antimony pentoxide.
Viscosity 2.034 cP at 29.4 °C
Corrosivity Causes corrosion of metal
Heat of Vaporization 68.9 btu/Lb = 39.3 cal/g = 1.60X10+5 J/kg
Refractive Index Index of refraction: 1.5925 at 22 °C
Other Experimental Properties Fumes in air. Dipole moment: 1.14 at 16.3 °C in carbon tetrachloride; mono- and tetrahydrates are formed in presence of small amountt of water. Large amounts of water can cause hydrolysis to Sb2O5.
Chemical Classes Metals -> Metalloid Compounds (Antimony)

SAFETY INFORMATION

Signal word Danger
Pictogram(s)

Corrosion
Corrosives
GHS05

Environment
GHS09
GHS Hazard Statements H314:Skin corrosion/irritation
H411:Hazardous to the aquatic environment, long-term hazard
Precautionary Statement Codes P260:Do not breathe dust/fume/gas/mist/vapours/spray.
P273:Avoid release to the environment.
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

Molecular Weight 299.0 g/mol
Hydrogen Bond Donor Count 0
Hydrogen Bond Acceptor Count 0
Rotatable Bond Count 0
Exact Mass 297.74512 g/mol
Monoisotopic Mass 295.74807 g/mol
Topological Polar Surface Area 0 Ų
Heavy Atom Count 6
Formal Charge 0
Complexity 37.1
Isotope Atom Count 0
Defined Atom Stereocenter Count 0
Undefined Atom Stereocenter Count 0
Defined Bond Stereocenter Count 0
Undefined Bond Stereocenter Count 0
Covalently-Bonded Unit Count 1
Compound Is Canonicalized Yes

PRODUCT INTRODUCTION

description

Antimony pentachloride, liquid appears as a reddish-yellow fuming liquid with a pungent odor. Fumes are irritating to the eyes and mucous membranes. Solidifies at 37 °F. Corrosive to metals and tissue. Used to make other chemicals, and in chemical analysis.