lanthanum trihydride
Synonym(s):ARWH1;LAH3;LPA receptor 6;LPA-6;LPAR6
- CAS NO.：13864-01-2
- Empirical Formula: H3La
- Molecular Weight: 141.92932
- MDL number: MFCD00085326
- EINECS: 2376077
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-27 23:50:00
What is lanthanum trihydride?
Chemical properties
black pyrophoric solid; prepared by heating La metal in H2 to 300°C; spontaneously ignites in air; there is also the LaH2 hydride; possible use as hydrogenation catalysts; used to store H2in the system LaNi15, 12196-72-4 [KIR80]
Properties of lanthanum trihydride
| Density | 5.360 |
| storage temp. | -20°C |
| form | black cubic crystals |
| color | black cubic crystals, crystalline |
| Water Solubility | reacts with H2O at 0°C [KIR80] |
| CAS DataBase Reference | 13864-01-2 |
| EPA Substance Registry System | Lanthanum hydride (LaH3) (13864-01-2) |
Safety information for lanthanum trihydride
| Signal word | Warning |
| Pictogram(s) |
 Corrosion Corrosives GHS05 |
| GHS Hazard Statements |
H227:Flammable liquids |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P280:Wear protective gloves/protective clothing/eye protection/face protection. P370+P378:In case of fire: Use … for extinction. P403+P235:Store in a well-ventilated place. Keep cool. |
Computed Descriptors for lanthanum trihydride
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