CAS 7790-86-5 Cerium trichloride (HCID 161282)

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Basic information

CAS: 7790-86-5
Standard SMILES: [Cl][Ce]([Cl])[Cl]
InChIKey: VYLVYHXQOHJDJL-UHFFFAOYSA-K
Molecular formula: CeCl3
Average molar mass: 246.47 g/mol
Monoisotopic mass: 244.81201

Names & identifiers

Preferred name: Cerium trichloride
IUPAC: trichlorocerium
English name: CERIUM(III) CHLORIDE
Molecular formula: CeCl3
Molecular weight: 246.48

Names & synonyms

Cerous chlorideCerium trichlorideCerium chloride (CeCl3)Cerous(III) chlorideTH8E3IE00VCHEBI:35458NSC-84267RefChem:575219DTXCID9017199232-227-87790-86-5CeCl3

Show more names

Cerium trichloride heptahydratecerium chloride anhydrousCerium(III) trichlorideAnhydrous Cerium ChlorideCerium(Ⅲ) chloride heptahydrateCerium(III) chL

DTXSID1037199CERIUM CHLORIDEtrichloroceriumCerium(III) Chloride, AnhydrousCerium(III) chloride beadsCerium(III) chloride powdertrichloridoceriumCerium Trichloride; Cerium(III) Chloride; Cerous Chloride; Cerous(III) Chloride; NSC 84267;

Database identifiers

CAS: 7790-86-5
PubChem CID: 161282
ChEBI: CHEBI:35458
EC Number: 232-227-8

Properties

Computed structural properties

Topological polar surface area: 0 Å²
Hydrogen bond donors: 0
Hydrogen bond acceptors: 0
Rotatable bonds: 0
Heavy atoms: 4
Formal charge: 0
Complexity: 8

Experimental & physicochemical properties

Density3.97 @25 °C

Melting Point807 °C

Physical Description · 2 items

CBI; Liquid

Fine powder, soluble in water; Heptahydrate: Colorless to yellow deliquescent crystals; [Merck Index]

Physicochemical properties

Melting point: 848 °C · 848 °C(lit.)
Boiling point: 1727 °C · 1727 °C
Density: 3.97 g/mL · 3.97 g/mL at 25 °C(lit.)
Flash point: 1727 °C · 1727°C
storage temp.: Inert atmosphere,Room Temperature
solubility: 2 O, · soluble in H2O, ethanol
form: beads
color: White to Pale Gray
Specific Gravity: 3.92 · 3.92
Water Solubility: Soluble in water, ethanol, acids and acetone.

Safety & regulation

GHS classification

GHS Classification · 6 items

This chemical does not meet GHS hazard criteria for 0.4% (1 of 246) of reports.

Danger

H314 (43.1%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]；H315 (56.5%): Causes skin irritation [Warning Skin corrosion/irritation]；H318 (43.9%): Causes serious eye damage [Danger Serious eye damage/eye irritation]；H319 (55.7%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]；H335 (55.3%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]；H400 (43.1%): Very toxic to aquatic life [Warning Hazardous to the aquatic environment, acute hazard]；H410 (43.1%): Very toxic to aquatic life with long lasting effects [Warning Hazardous to the aquatic environment, long-term hazard]

P260, P261, P264, P264+P265, P271, P273, P280, P301+P330+P331, P302+P352, P302+P361+P354, P304+P340, P305+P351+P338, P305+P354+P338, P316, P317, P319, P321, P332+P317, P337+P317, P362+P364, P363, P391, P403+P233, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 246 reports by companies from 14 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.；Reported as not meeting GHS hazard criteria per 1 of 246 reports by companies.；There are 13 notifications provided by 245 of 246 reports by companies with hazard statement code(s).；Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website.

Hazard information

Regulatory Information · 4 items

Chemical: Cerium chloride (CeCl3)

Cerium chloride (CeCl3) is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of Cerium chloride (CeCl3) are required to report information about their production and use of this chemical to the EPA under the Toxic Substances Control Act (TSCA). (40 eCFR Part 711)

Status: Active Update: 08-01-2015 https://echa.europa.eu/registration-dossier/-/registered-dossier/5704

Chemistry & industry

Uses & manufacturing

UsesUsed to make cerium and cerium salts; Used as a polymerization catalyst; [Merck Index] Used for incandescent gas mantles and spectography; [Hawley]

U.S. Production2023: 1,000,000 - <2,500,000 lb；2022: 250,000 - <400,000 lb；2021: 250,000 - <400,000 lb；2020: 700,000 - <850,000 lb

Consumer UsesSolids separation (precipitating) agent, not otherwise specified

Industry UsesOther；Solids separation (precipitating) agent, not otherwise specified；Flocculating agent

General Manufacturing Information · 2 items

Mining (except Oil and Gas) and support activities；All Other Basic Inorganic Chemical Manufacturing；Wholesale and Retail Trade

Cerium chloride (CeCl3): ACTIVE

Applications · 1 item

UsesCerium(III) chloride is used in incandescent gas mantles, spectrography and polymerization of olefins. It acts as a Lewis acid and used in Friedel-Crafts alkylation and acylation reactions in organic synthesis. It is used as a precursor for the preparation of other cerium salts, such as cerium(III) trifluoromethanesulfonate.