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| CAS No.: | 7783-40-6 |
|---|---|
| Name: | Magnesium fluoride |
| Article Data: | 122 |
| Molecular Structure: | |
|
|
|
| Formula: | MgF2 |
| Molecular Weight: | 62.3018 |
| Synonyms: | Magnesium fluorure [French];Irtran 1;magnesium(+2) cation difluoride;Afluon;Magnesium fluoride (MgF2);Sellaite;Aluminum Chlorohydrate Solution;Magnesium fluoride, powder;Magnesium fluoride(MgF2); |
| EINECS: | 231-995-1 |
| Density: | 3.15 g/mL at 25 °C(lit.) |
| Melting Point: | 1248 °C |
| Boiling Point: | 19.5 °C at 760 mmHg |
| Solubility: | 87 mg/L (18 °C ) in water |
| Appearance: | white to light beige powder |
| Hazard Symbols: |
 Xi
|
| Risk Codes: | 36/37/38 |
| Safety: | 26-36-37/39 |
| PSA: | 0.00000 |
| LogP: | 0.84040 |
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Chemistry
Molecular Structure of Magnesium fluoride (CAS NO.7783-40-6):
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IUPAC Name: magnesium difluoride
Molecular Formula: F2Mg
Molecular Weight: 62.31
EINECS: 231-995-1
H bond acceptors: 0
H bond donors: 0
Freely Rotating Bonds: 0
Polar Surface Area: 0Å2
Melting Point: 1248oC
Enthalpy of Vaporization: 25.54 kJ/mol
Boiling Point: 19.5 °C at 760 mmHg
Vapour Pressure: 922 mmHg at 25°C
Water Solubility: 87 mg/L (18oC)
Merck: 14,5665
InChI
InChI=1/2FH.Mg/h2*1H;/q;;+2/p-2
Smiles
[Mg](F)F
Product Categories: Inorganics; Magnesium; Crystal Grade Inorganics; Inorganic Salts; Magnesium Salts; MagnesiumMetal and Ceramic Science; Salts;Synthetic Reagents
Production
MgCO3 +2HF → MgF2 + H2O + C02 ↑
Toxicity Data With Reference
| 1. | orl-gpg LDLo:1 g/kg | MEIEDD Merck Index. 11 (1989),892. |
Consensus Reports
Reported in EPA TSCA Inventory.
Safety Profile
Moderately toxic by ingestion. When heated to decomposition it emits toxic fumes of F−. See also MAGNESIUM and FLUORIDES.
Safety Information of Magnesium fluoride (CAS NO.7783-40-6):
Hazard Codes: 
Xi
Risk Statements: 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36-37/39
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
WGK Germany: 3
RTECS: OM3325000
Hazard Note: Irritant
HS Code: 28261900
Standards and Recommendations
OSHA PEL: TWA 2.5 mg(F)/m3
ACGIH TLV: TWA 2.5 mg(F)/m3; BEI: 3 mg/g creatinine of fluorides in urine prior to shift; 10 mg/g creatinine of fluorides in urine at end of shift.
NIOSH REL: TWA 2.5 mg(F)/m3
Specification
Magnesium fluoride , with CAS number of 7783-40-6, can be called Afluon ; Irtran 1 ; Sellaite ; Cyanamide,cyano-,magnesium salt ; magnesium(+2) cation difluoride ; Aluminum Chlorohydrate Solution . It is a white to light beige powder, Magnesium fluoride (CAS NO.7783-40-6) can be used as flux for smelting magnesium, aluminum additives, optical lens coatings, titanium pigment painted agents, cathode-ray screen of fluorescent material, etc.