TRIPHENYLANTIMONY DICHLORIDE
Synonym(s):Dichlorotriphenylantimony(V);NSC 179782;NSC 432;Triphenylstibine dichloride
- CAS NO.：594-31-0
- Empirical Formula: C18H15Cl2Sb
- Molecular Weight: 423.98
- MDL number: MFCD00013598
- EINECS: 209-834-1
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:20:38
What is TRIPHENYLANTIMONY DICHLORIDE?
Chemical properties
white crystalline powder or crystals
The Uses of TRIPHENYLANTIMONY DICHLORIDE
Catalyst for:
- Regioselective cycloaddition of aziridines with heterocumulenes
- Reaction of epoxides with carbon dioxide
Reactant for synthesis of:
- Tetraphenylantimony compounds with arylcarbonyloxy moieties
- Symmetrical 24-membered macrocyclic organoantimony(V) complexes
Reactant for oxidation and Suzuki-type cross couplings
Safety Profile
Poison by ingestion. See also ANTIMONY COMPOUNDS. When heated to decomposition it emits very toxic fumes of Cl and Sb.
Properties of TRIPHENYLANTIMONY DICHLORIDE
| Melting point: | 143-145 °C(lit.) |
| storage temp. | Refrigerator |
| form | crystal |
| color | white |
| Sensitive | moisture sensitive |
| Exposure limits | ACGIH: TWA 0.5 mg/m3 NIOSH: IDLH 50 mg/m3; TWA 0.5 mg/m3 |
| CAS DataBase Reference | 594-31-0(CAS DataBase Reference) |
| EPA Substance Registry System | Antimony, dichlorotriphenyl- (594-31-0) |
Safety information for TRIPHENYLANTIMONY DICHLORIDE
| Signal word | Danger |
| Pictogram(s) |
 Skull and Crossbones Acute Toxicity GHS06  Environment GHS09 |
| GHS Hazard Statements |
H301:Acute toxicity,oral H332:Acute toxicity,inhalation H411:Hazardous to the aquatic environment, long-term hazard |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P273:Avoid release to the environment. P301+P310:IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. |
Computed Descriptors for TRIPHENYLANTIMONY DICHLORIDE
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