| Formula / Notation | LiAlH4 |
|---|---|
| CAS Number | 16853-85-3 |
| Molecular Weight | 38.0 |
| Melting Point | Decomposes >125 °C |
| Density | 0.917 at 59 °F (USCG, 1999) - Less dense than water; will float |
| Solubility | Solubility (parts/100 parts solvent): 30 (ether); 13 (tetrahydrofuran); 10 (dimethylcellosolve); 2 (dibutyl ether); 0.1 (dioxane). |
| Appearance | Lithium aluminum hydride appears as a white powder that turns gray on standing. If spread out over a large flat combustible surface, friction can cause ignition. Used to make other chemicals, as a ... |
| Also Known As | lithium alumanuide; Lithium aluminohydride; Lithium tetrahydroaluminate; Aluminum lithium hydride; Lithium alanate; LiAlD4; LiAlH4; Lithium tetrahydroaluminate(1-); Li[AlH4]; CHEBI:30142 |
| Category | Laboratory Reagents |
What is Lithium aluminium hydride?
Lithium aluminium hydride (LiAlH4) is a laboratory reagent that appears as Lithium aluminum hydride appears as a white powder that turns gray on standing. If spread out over a large flat combustible surface, friction can cause ignition. Used to make other chemicals, as a .... It has a molecular weight of 38.0 g/mol. Its IUPAC name is lithium alumanuide. Melting point: Decomposes >125 °C.
Formula & Notation
IUPAC Name: lithium alumanuide
Other Names / Synonyms: lithium alumanuide; Lithium aluminohydride; Lithium tetrahydroaluminate; Aluminum lithium hydride; Lithium alanate; LiAlD4; LiAlH4; Lithium tetrahydroaluminate(1-); Li[AlH4]; CHEBI:30142
Properties & Characteristics
Physical Data
| Property | Value |
|---|---|
| Melting Point | Decomposes >125 °C |
| Density | 0.917 at 59 °F (USCG, 1999) - Less dense than water; will float |
| Molecular Weight | 38.0 |
| Solubility | Solubility (parts/100 parts solvent): 30 (ether); 13 (tetrahydrofuran); 10 (dimethylcellosolve); 2 (dibutyl ether); 0.1 (dioxane). |
| Appearance | Lithium aluminum hydride appears as a white powder that turns gray on standing. If spread out over a large flat combustible surface, friction can cause ignition. Used to make other chemicals, as a ... |
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
Lithium aluminium hydride (LiAlH4) is a laboratory reagent that appears as Lithium aluminum hydride appears as a white powder that turns gray on standing. If spread out over a large flat combustible surface, friction can cause ignition. Used to make other chemicals, as a .... It has a molecular weight of 38.0 g/mol. Its IUPAC name is lithium alumanuide. Melting point: Decomposes >125 °C.
Used as a synthetic reagent for transformations including oxidation, reduction, coupling, or functional group manipulation.
Hazardous reagent. May be toxic, corrosive, flammable, or reactive. Use in fume hood with full PPE. Consult SDS before use.
The formula or notation for Lithium aluminium hydride is: LiAlH4