| Formula / Notation | Lu |
|---|---|
| CAS Number | 7439-94-3 |
| Molecular Weight | 174.97 |
| Melting Point | 1663.0 |
| Boiling Point | 3402.0 |
| Density | 9.84 |
| Solubility | Insoluble in water |
| Appearance | Hard, dense, silvery-white metal |
| Also Known As | Lu, lutetium metal |
| Category | Elements |
What is Lutetium?
Lutetium is a hard, dense, silvery-white rare earth metal, atomic number 71. The heaviest and hardest lanthanide, due to lanthanide contraction. Lu-177 is increasingly important in targeted radionuclide therapy for cancer.
Formula & Notation
IUPAC Name: Lutetium
Other Names / Synonyms: Lu, lutetium metal
Properties & Characteristics
Physical Data
| Property | Value |
|---|---|
| Melting Point | 1663.0 |
| Boiling Point | 3402.0 |
| Density | 9.84 |
| Molecular Weight | 174.97 |
| Solubility | Insoluble in water |
| Appearance | Hard, dense, silvery-white metal |
Uses & Applications
Safety Information
Always consult the SDS/MSDS before handling any chemical. This information is for educational purposes only.
Key Facts
Frequently Asked Questions
Lutetium is a hard, dense, silvery-white rare earth metal, atomic number 71. The heaviest and hardest lanthanide, due to lanthanide contraction. Lu-177 is increasingly important in targeted radionuclide therapy for cancer.
Lu-177 DOTATATE cancer therapy (neuroendocrine tumours). Lutetium oxyorthosilicate (Lu2SiO5:Ce) PET scanner detectors. Catalysts for petroleum refining. Lutetium aluminium garnet (LuAG) scintillator. Alloy stabiliser.
Lutetium metal: combustible powder. Lutetium compounds: low to moderate toxicity. Lu-177: radioactive beta/gamma emitter - radiation precautions. Lutetium dust: respiratory irritant. Handle with standard precautions.
The formula or notation for Lutetium is: Lu