CAS No.10138-62-2,HOLMIUM CHLORIDE Suppliers,MSDS download

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Basic Information

Molecular Structure:
CAS No.:	10138-62-2
Name:	HOLMIUM CHLORIDE
Article Data:	50

Formula:	Cl₃Ho
Molecular Weight:	271.289
Synonyms:	Holmium trichloride;NSC 177680;Holmium chloride (HoCl₃);Trichloroholmium;Holmium(III) chloride;
EINECS:	233-387-1
Density:	3.7 g/cm³
Melting Point:	718 °C(lit.)
Boiling Point:	1500 °C (decomp)
Solubility:	Soluble in water
Appearance:	Off-white powder
Hazard Symbols:	Xi
Risk Codes:	36/37/38
Safety:	26-37/39
PSA:	0.00000
LogP:	2.06850

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Consensus Reports

Reported in EPA TSCA Inventory.

Specification

The Holmium(III) chloride with CAS registry number of 10138-62-2 is also known as Holmium(III) chloride. The IUPAC name is Trichloroholmium. It belongs to product categories of Inorganics; Catalysis and Inorganic Chemistry; Chemical Synthesis; Crystal Grade Inorganics; Holmium Salts; HolmiumMetal and Ceramic Science; Salts. Its EINECS registry number is 233-387-1. In addition, the formula is Cl₃Ho and the molecular weight is 271.29. This chemical is a off-white powder that soluble in water and may cause inflammation to the skin or other mucous membranes. Besides, it exhibits the same color-changing behavior seen in holmium oxide.

Physical properties about Holmium(III) chloride are: (1)Enthalpy of Vaporization: 16.15 kJ/mol; (2)Vapour Pressure: 33900 mmHg at 25 °C; (3)Exact Mass: 269.836877; (4)MonoIsotopic Mass: 269.836877; (5)Heavy Atom Count: 4; (6)Complexity: 8; (7)Covalently-Bonded Unit Count: 1.

Preparation of Holmium(III) chloride: it is prepared by heating a mixture of holmium(III) oxide and ammonium chloride at 200-250 °C. Equation is as follows:

Ho₂O₃ + 6 NH₄Cl → 2 HoCl₃ + 6 NH₃ + 2 H₂O

When you are using this chemical, please be cautious about it. As a chemical, it is irritating to eyes, respiratory system and skin. During using it, wear suitable gloves and eye/face protection. If contact with eyes accidently, rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure:
1. Canonical SMILES: Cl[Ho](Cl)Cl
2. InChI: InChI=1S/3ClH.Ho/h3*1H;/q;;;+3/p-3
3. InChIKey: PYOOBRULIYNHJR-UHFFFAOYSA-K

The toxicity data is as follows:

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
mouse	LD50	intraperitoneal	312mg/kg (312mg/kg)	BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) BEHAVIORAL: FOOD INTAKE (ANIMAL) LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES	Archives of Environmental Health. Vol. 5, Pg. 437, 1962.
mouse	LD50	oral	5165mg/kg (5165mg/kg)		Environmental Quality and Safety, Supplement. Vol. 1, Pg. 1, 1975.