Tantalum trialuminide

{{chembox

| Verifiedfields = changed

| Watchedfields = changed

| verifiedrevid = 428813917

| Name = Tantalum(III) aluminide

| OtherNames = tantalum trialuminide

|Section1={{Chembox Identifiers

| CASNo_Ref = {{cascite|correct|??}}

| CASNo = 12004-76-1

| PubChem = 6336851

| EINECS = 234-460-0

| InChI = 1S/3Al.Ta

| SMILES = [Al].[Al].[Al].[Ta]

}}

|Section2={{Chembox Properties

| Formula = TaAl₃

| MolarMass = 261.893 g/mol

| Appearance = gray refractory powder

| Density = 7.02 g/cm³, solid

| MeltingPtC = 1400

| BoilingPt =

| Solubility = insoluble

{{Citation

| last = Lide

| first = David R.

| author-link =

| year = 1998

| title = Handbook of Chemistry and Physics

| edition = 87

| volume =

| series =

| location = Boca Raton, FL

| publisher = CRC Press

| id =

| isbn = 0-8493-0594-2

| doi =

| oclc =

| pages = 4–88

| url =

| accessdate =

}}

}}

|Section3={{Chembox Structure

| CrystalStruct =

}}

|Section7={{Chembox Hazards

| GHS_ref =

}}

}}

Tantalum trialuminide (TaAl₃) is an inorganic chemical compound. This compound and Ta₃Al are stable, refractory, and reflective, and they have been proposedBraun, Hilarion "Substance for front surface mirror" {{US patent|5923464}}, Issued on July 13, 1999 as coatings for use in infrared wave mirrors.