Manganese(2+) difluoride

Basic Information

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CAS Number

7782-64-1

Molecular Formula

F2Mn

Molecular Weight

92.93 g/mol

EINECS

231-960-0

Chemical Classification

Fine Chemicals Specialty Chemicals UV Stabilizers

Electronic Chemicals Semiconductor Materials Etchants

Water Treatment Chemicals Disinfectants Chlorine Compounds

Basic Physical Properties

Melting Point

856 °C

Boiling Point

856°C (estimate)

Density

3.98 g/mL at 25 °C

Water Solubility

Soluble in dilute hydrogen fluoride, concentrated hydrochloric acid and nitric acid. Insoluble in water and alcohol.

SMILES

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F[Mn]F

InChI

InChI=1S/2FH.Mn/h2*1H;/q;;+2/p-2

InChIKey

CTNMMTCXUUFYAP-UHFFFAOYSA-L

LogP

0.8379000000000001

Topological Polar Surface Area

0.0 Å²

Hydrogen Bond Donor/Acceptor

0 / 0

Complexity

2.8

Safety Information

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Hazard Statement

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H335 May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation

Hazard Class

Class 6.1 Class 6.1

Stability

吸湿性

Sensitiveness

Hygroscopic

Toxicity

LD in guinea pigs (mg/kg): 200 orally, 700 s.c. (Waldbott)

Synonyms & References

English

Manganese bifluoride
Manganese(II) fluoride anhydrous, >=99.99% trace metals basis
Manganese (II) fluoride≥98%
Manganese (II) fluoride≥99.99%
Manganese fluoride (MnF2)
Manganese fluorure
C.I.77738
Difluoromanganese(II)
Manganese difluoride
Manganese(II) fluoride
Manganese(II) fluoride dihydrate
acetylacetonemanganese(ii)
bis(2,4-pentanedionato)manganese(II)
bis(acetylacetone)manganese
manganase(II) acetylacetonate
MANGANESE ACETYLACETONATE
Manganese fluoride
manganese(2+)acetylacetonate
manganese(II) diacetylacetonate
manganese(II)(acetylacetonate)2
manganese(II)acetylacetonate
Manganesepentanedionate
MANGANOUS ACETYLACETONATE
Mn(acac)2
Manganous fluoride
manganese fluorure
manganesefluoride
manganese fluoride

MDL Number

MFCD00016222

EC Number

231-960-0

Customs Code

2826199090

FAQ

What are the physical and chemical properties of Manganese(2+) difluoride (CAS: 7782-64-1)?

Manganese(2+) difluoride (CAS: 7782-64-1) is a white, crystalline solid with a molecular weight of approximately 76.92 g/mol. It is almost insoluble in water but soluble in acids. This compound is reactive towards moisture and can form manganese(III) difluoride in the presence of air. It is used in the preparation of other manganese compounds and as a reagent in analytical chemistry.

How is Manganese(2+) difluoride (CAS: 7782-64-1) typically synthesized?

Manganese(2+) difluoride is typically synthesized by fluorinating manganese(II) oxide (MnO) or manganese(II) chloride (MnCl₂) in an inert atmosphere. The reaction can be represented as MnO + 2F₂ → MnF₂ + OF₂ or MnCl₂ + 2F₂ → MnF₂ + 2ClF. This method ensures high selectivity and yield, with minimal side products.

What industries use Manganese(2+) difluoride (CAS: 7782-64-1)?

Manganese(2+) difluoride (CAS: 7782-64-1) finds applications in the pharmaceutical industry for the synthesis of certain drugs, in the polymer industry as a catalyst, and in the semiconductor industry for sensor applications. It is also used in the preparation of other manganese compounds and as a reagent in analytical chemistry.

What precautions should be taken when handling Manganese(2+) difluoride (CAS: 7782-64-1)?

When handling Manganese(2+) difluoride (CAS: 7782-64-1), it is essential to use appropriate personal protective equipment (PPE) such as gloves, goggles, and a lab coat. This compound should be managed in a fume hood due to its reactivity. Spills should be cleaned up carefully following the safety data sheet (SDS) guidelines, and appropriate disposal methods should be followed. Storage should be in a dry, well-ventilated area, away from moisture and oxidizing agents.