TRIPHENYLARSINE
Synonym(s):Arsenic triphenyl;Arsinetriphenyl;Triphenylarsine
- CAS NO.：603-32-7
- Empirical Formula: C18H15As
- Molecular Weight: 306.23
- MDL number: MFCD00002994
- EINECS: 210-032-9
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:24:12
What is TRIPHENYLARSINE?
Chemical properties
COLOURLESS TO SLIGHTLY YELLOW CRYSTALLINE SOLID
The Uses of TRIPHENYLARSINE
Triphenylarsine is used in certain metal-catalyzed coupling reactions. It is a precursor to tetraphenylarsonium chloride a popular precipitating agent.
What are the applications of Application
Triphenylarsine is used as a ligand in certain metal-catalyzed coupling reactions
Purification Methods
Recrystallise Ph3As from EtOH or aqueous EtOH [Dahlinger et al. J Chem Soc, Dalton Trans 2145 1986, Boert et al. J Am Chem Soc 109 7781 1987]. [Beilstein 16 H 829, 16 I 431, 16 II 407, 16 III 921, 16 IV 1139.] HIGHLY TOXIC.
Properties of TRIPHENYLARSINE
| Melting point: | 58-61 °C (lit.) |
| Boiling point: | 360 °C |
| Density | 1,225 g/cm3 |
| refractive index | 1.6888 |
| Flash point: | 265 °C |
| storage temp. | Store below +30°C. |
| form | Powder |
| color | white |
| Specific Gravity | 1.2225 |
| Water Solubility | Soluble in methanol. Insoluble in water. |
| Hydrolytic Sensitivity | 4: no reaction with water under neutral conditions |
| BRN | 1842037 |
| CAS DataBase Reference | 603-32-7(CAS DataBase Reference) |
| EPA Substance Registry System | Arsine, triphenyl- (603-32-7) |
Safety information for TRIPHENYLARSINE
| Signal word | Danger |
| Pictogram(s) |
 Skull and Crossbones Acute Toxicity GHS06  Environment GHS09 |
| GHS Hazard Statements |
H410:Hazardous to the aquatic environment, long-term hazard |
| Precautionary Statement Codes |
P273:Avoid release to the environment. |
Computed Descriptors for TRIPHENYLARSINE
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