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Holmium(III)fluoride

HCID 6432085
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Basic informationOverviewNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
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Basic information

CAS
13760-78-6
Standard SMILES
[F-].[F-].[F-].[Ho+3]
InChIKey
FDIFPFNHNADKFC-UHFFFAOYSA-K
Molecular formula
F3Ho
Average molar mass
221.9255 g/mol
Monoisotopic mass
221.925539

Overview

See also: Holmium trifluoride (preferred).

Names & identifiers

Preferred name
Holmium(III)fluoride
IUPAC
holmium(3+) trifluoride
English name
HOLMIUM FLUORIDE
Molecular formula
F3Ho
Molecular weight
221.93

Names & synonyms

HoF3Holmium(III)fluorideF3HoHolmium(III); fluorideSCHEMBL509514FDIFPFNHNADKFC-UHFFFAOYSA-KAKOS024256518NS00085039HOLMIUM(III) FLUORIDEHoLmium(III) fLHOLMIUM FLUORIDE
Show more names
Einecs 237-352-1holmium trifluorideholmiumfluoride(hof3)Holmium fluoride (HoF3)HOLMIUM FLUORIDE, 99.9%

Database identifiers

CAS
13760-78-6
PubChem CID
6432085
Nikkaji
J95.922G

Properties

Computed structural properties

Topological polar surface area
0 Ų
Hydrogen bond donors
0
Hydrogen bond acceptors
3
Rotatable bonds
0
Heavy atoms
4
Formal charge
0
Complexity
0

Physicochemical properties

Melting point
1143 °C · 1143°C
Boiling point
2200 °C · >2200°C
Density
7 · 7,64 g/cm3
refractive index
1.53 · 1.53
solubility
2 O · soluble in H2O
form
powder
color
pink-yellow orthorhombic crystals, crystalline; hygroscopic
Water Solubility
Insoluble in water.
Sensitive
Hygroscopic
Crystal Structure
3 type · YF3 type
crystal system
Nogata
Space group
Pnma
Lattice constant
a/nm
Symbol(GHS)
6 · GHS06
Signal word
Danger
Hazard statements
301 · H301+H311+H331-H302-H312-H315-H319-H331-H335
Precautionary statements
304 · P304+P340-P305+P351+P338-P405-P501a-P261-P280-P302+P352+P312-P304+P340+P312-P403+P233

Safety & regulation

Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.

Safety data

PPE
Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges
wgk
3
tsca
TSCA listed
ridadr
UN 3288 6.1/PG 3
hs_code
2826199090
risk_code
23/24/25-32
Signal word
Danger
Symbol(GHS)
GHS06
hazard_code
T
hazard_note
Hygroscopic
safety_code
26-36/37/39-45
hazard_class
6.1
Storage Class
6.1C - Combustible acute toxic Cat.3toxic compounds or compounds which causing chronic effects
packing_group
III
Hazard statements
H301+H311+H331-H302-H312-H315-H319-H331-H335
Hazard Classifications
Acute Tox. 3 Oral
Precautionary statements
P304+P340-P305+P351+P338-P405-P501a-P261-P280-P302+P352+P312-P304+P340+P312-P403+P233

Chemistry & industry

Applications · 2 items

UsesHolmium(III) fluoride is used as an intermediate in the manufacture of glass, metal halide lamp and dopant to garnet laser. It is employed in metallurgy, chemical and physical vapor deposition and in some optical coatings.

UsesDysprosium is most commonly used as in Neodymium-iron-boron high strength permanent magnets. While it has one of the highest magnetic moments of any of the rare earths (10.6uB), this has not resulted in an ability to perform on its own as a practical alternative to Neodymium compositions.It is however now an essential additive in NdFeB production. It is also used in special ceramic compositions based on BaTiO formulations.Dysprosium is used, in conjunction with Vanadium and other elements, in making laser materials and commercial lighting. Nanofibers of Dysprosium compounds have high strength and large surface area. Therefore, they can be used to reinforce other materials and as a catalyst.Recent research has examined the use of Dysprosium in Dysprosium-iron-garnet (DyFeG) and silicon implanted with Dysprosium and Holmium to form donor centers.Dysprosium Metal is an important additive for NdFeB permanent magnets to raise the Curie temperature and improve temperature coefficiency. Another most promising use of high purity Dysprosium Metal is in the magnetostrictive alloy TEFENOL-D. There are also other applications for some special master alloys. It is highly susceptible to magnetization, they are employed in various data-storage applications, such as in hard disks.

Upstream & downstream products

Upstream raw materials

Hydrogen fluorideHolMiuM(III) sulfate hydrate

Related reactions

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Compound notes

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On this pageBasic informationOverviewNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
More actions
New noteNew reactionRequest quotes
PPE
2 · Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges
Hazard Codes
T
Risk Statements
23 · 23/24/25-32
Safety Statements
26 · 26-36/37/39-45
RIDADR
3288 · UN 3288 6.1/PG 3
WGK Germany
3 · 3
Hazard Note
Hygroscopic
TSCA
TSCA listed
HazardClass
6.1 · 6.1
PackingGroup
III
HS Code
2826199090 · 2826199090
Storage Class
6.1 C · 6.1C - Combustible acute toxic Cat.3toxic compounds or compounds which causing chronic effects
Hazard Classifications
3 Oral · Acute Tox. 3 Oral