7783-49-5

Name Zinc fluoride
CAS 7783-49-5
EINECS(EC#) 232-001-9
Molecular Formula F2Zn
MDL Number MFCD00011298
Molecular Weight 103.39
MOL File 7783-49-5.mol
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Chemical Properties

Appearance White powder. Soluble in hot acids; slightly soluble in water; insoluble in alcohol.
Melting point  872 °C (lit.)
Boiling point  1500 °C
density  4.95 g/mL at 25 °C(lit.)
vapor pressure  1 mm Hg ( 970 °C)
Fp  1500°C
solubility  Sparingly soluble in hydrochloric acid, nitric acid, and ammonium hydroxide.
form  powder
color  White to beige to light brown
Specific Gravity 4.95
Water Solubility  SLIGHTLY SOLUBLE
Specific Heat Capacity Cp(crystal):0.635458J/(g·K),at 25℃
Crystal Structure Rutile type
Sensitive  Hygroscopic
crystal system square
Merck  14,10136
Solubility Product Constant (Ksp) pKsp: 1.52
Space group P42/mnm
Lattice constant
a/nmb/nmc/nmα/oβ/oγ/oV/nm3
0.470340.470340.313359090900.0693
Exposure limits ACGIH: TWA 2.5 mg/m3
NIOSH: IDLH 250 mg/m3
Stability: hygroscopic
InChI 1S/2FH.Zn/h2*1H;/q;;+2/p-2
InChIKey BHHYHSUAOQUXJK-UHFFFAOYSA-L
SMILES F[Zn]F
CAS DataBase Reference 7783-49-5(CAS DataBase Reference)
NIST Chemistry Reference Zinc difluoride(7783-49-5)
EPA Substance Registry System 7783-49-5(EPA Substance)
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Safety Data

Symbol(GHS)  Exclamation Mark (GHS07)Environment (GHS09)
GHS07,GHS09
Signal word  Warning
Hazard statements  H302+H332-H315-H411
Precautionary statements  P261-P264-P273-P301+P312-P302+P352-P304+P340+P312
Hazard Codes  Xi,T
Risk Statements 
R37/38:Irritating to respiratory system and skin .
R41:Risk of serious damage to eyes.
R36/37/38:Irritating to eyes, respiratory system and skin .
R23/24/25:Toxic by inhalation, in contact with skin and if swallowed .
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S39:Wear eye/face protection .
S37/39:Wear suitable gloves and eye/face protection .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S28:After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer) .
RIDADR  3288
WGK Germany  3
RTECS  ZH3500000
F  3-9
Hazard Note  Toxic
TSCA  Yes
REACH Registrations Inactive
HazardClass  6.1
PackingGroup  III
HS Code  28261990
Storage Class 13 - Non Combustible Solids
Hazard Classifications Acute Tox. 4 Inhalation
Acute Tox. 4 Oral
Aquatic Chronic 2
Skin Irrit. 2
Safety Profile
Poison by subcutaneous route. Can react violently with potassium. A fluorination agent. When heated to decomposition it emits toxic fumes of F and ZnO. See also FLUORIDES and ZINC COMPOUNDS.
Hazardous Substances Data 7783-49-5(Hazardous Substances Data)

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