This chemical is called Erbium fluoride, and its CAS registry number is 13760-83-3. With the molecular formula of ErF₃, its product categories are Catalysis and Inorganic Chemistry; Chemical Synthesis; Crystal Grade Inorganics; Erbium Salts; ErbiumMetal and Ceramic Science; Salts. This chemical is insoluble in water and dilute acid, soluble in sulfuric acid. Keep it in the cool and dry place where the room is ventilated. Besides, ensure that it's away from the moisture, water and reducing agent.

Other characteristics of the Erbium fluoride can be summarised as followings: (1)#H bond acceptors: 0; (2)#H bond donors: 0; (3)#Freely Rotating Bonds: 0; (4)Enthalpy of Vaporization: 25.54 kJ/mol; (5)Boiling Point: 19.5 °C at 760 mmHg; (6)Vapour Pressure: 922 mmHg at 25°C; (7)Heavy Atom Count: 4; (8)Formal Charge: 0; (9)Complexity: 8; (10)Isotope Atom Count: 0; (11)Covalently-Bonded Unit Count: 1.

Production method of this chemical: Adding excessive hydrofluoric acid into erbium doped chloride or nitrate, the erbium trifluoride hydrate could be obtained through the evaporation, condensation, cooling and crystallization of solution. Heat the erbium trifluoride hydrate in a vacuum to take off the crystal water. You finally get the product Erbium fluoride.

When you are using this chemical, please be cautious about it as the following: This chemical is toxic by inhalation, in contacting with skin and if swallowed. It contacts with acid, it will release very toxic gas. You should wear suitable protective clothing if you use it. In case of contacting with eyes, rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure:
1.SMILES: F[Er](F)F
2.InChI: InChI=1/Er.3FH/h;3*1H/q+3;;;/p-3
3.InChIKey: QGJSAGBHFTXOTM-DFZHHIFOAU